Continental Europe - Pottery
to
94
402
192
14
15
77
310
206
63
167
48
10
5
29
9
13
26
41
25
9
5
104
58
56
45
16
12
8
2
1
1
558
123
114
93
77
608
1,219
1,039
549
136
109
100
74
608
468
568
31
25
19
13
11
Item Ships From: Continental Europe
Roger Méquinion, Museal Ceramic Vase with Antique Decor, 1940s
By Roger Mequinion
Located in Saint-Amans-des-Cots, FR
French Art Deco ceramic vase by Roger Mequinion, France, 1940s. Enameled surface. Sand-etched antique decor. Height : 11.2"(28.5cm), Overall diameter : 7.5"(19cm). 2 original retract...
Category
1940s French Art Deco Vintage Continental Europe - Pottery
Materials
Ceramic
French 19th Century Green Glazed Ceramic Confit Jar/ Pot
Located in Buisson, FR
Beautiful weathered confit jar with a gorgeous green glaze. With green glaze they are extremely rare. Confit jars were used primarily in the South of France for the preservation of m...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Ceramic
$389 Sale Price
51% Off
Revernay French Art Deco Stoneware Bowl, 1920
By Revernay Sarreguemines Digoin
Located in Saint-Amans-des-Cots, FR
French Art Deco stoneware bowl on pedestal by REVERNAY (Digoin), France, 1920s. Height : 12.5cm - 5 inches, Diameter : 21.2cm - 8.3 inches. Marked "Revernay 160 3" under the base (se...
Category
1920s French Art Deco Vintage Continental Europe - Pottery
Materials
Stoneware
Louis Dage Art Deco Africanist Stoneware Vase, 1920
By Louis Dage
Located in Saint-Amans-des-Cots, FR
French Art Deco vase by Louis Dage (Antony, Paris), France, 1920s. Stoneware. Important enamel applications for a masterpiece of Africanism. Measures: Height: 12.8"(32.5cm), Width: 9...
Category
1920s French Art Deco Vintage Continental Europe - Pottery
Materials
Stoneware
French, Terracotta Jar Brown Glaze, Late 19th Century
Located in Labrit, Landes
French terracotta jar.
Traditional large earthenware pottery jar from South West France with brown glaze.
This vessel was used from the 19th to the mid-20th century to conserve food....
Category
Late 19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
19th Century, French Green Glazed Terracotta Jug or Water Cruche
Located in Buisson, FR
Great authentic piece of pottery from the Provence. Unique and rare glaze. Beautiful weathered. Chips and imperfections help authenticate this water cruche as it was a utilitarian ty...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
$413 Sale Price
50% Off
Spanish Terracotta Erotic Pitcher
Located in Barcelona, ES
Spanish Terracotta Erotic Pitcher Man Phallic Design, Spain, 1960s.
Handcrafted glazed terracotta ceramic phallic pitcher features a jug form as a m...
Category
20th Century Spanish Mid-Century Modern Continental Europe - Pottery
Materials
Terracotta, Earthenware, Majolica
French, Terracotta Confit Pot Yellow Glaze, Late 19th Century
Located in Labrit, Landes
French terracotta confit pot.
Traditional large earthenware pottery confit pot from South West France with yellow glaze.
This vessel was used from the 19th to the mid-20th century to...
Category
Late 19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
19th Century French Glazed Earthenware Alsace Jug
Located in Buisson, FR
Wonderful piece of Alsace pottery with a very rare green glaze,
France, circa 1850-1900.
Good but weathered condition.
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Earthenware
$209 Sale Price
46% Off
Mid-Century German Studio Pottery Vase from Pottery Bücking Börnsen, 1960s
By Bücking-Börnsen
Located in Hamburg, DE
Mid-Century German Studio Pottery Vase from Pottery Bücking Börnsen, Cuxhaven, 1960s, in Very Good conditions. Designed 1960 to 1969 This piece has an attribution mark.
Additional i...
Category
20th Century German Mid-Century Modern Continental Europe - Pottery
Materials
Ceramic
French Antique Confit Yellow Redware Faience Yellowware Art Pottery Pot France
Located in Lège Cap Ferret, FR
A rustic French confit pot from the late nineteenth / early twentieth-century.
Originally used for storing preserves.
This would make a lovely addition to a collection of antique p...
Category
Late 19th Century French Campaign Antique Continental Europe - Pottery
Materials
Pottery
French, Terracotta Confit Pot Yellow Glaze, Late 19th Century
Located in Labrit, Landes
French terracotta confit pot.
Traditional large earthenware pottery confit pot from South West France with yellow glaze.
This vessel was used from the 19th to the mid-20th century to...
Category
Late 19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
19th Century, French, Glazed Ceramic Jug or Water Cruche
Located in Buisson, FR
Great authentic and rare piece of pottery from the Provence. Beautiful weathered and an amazing color. Imperfections help authenticate this water cruche as it was an utilitarian type...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Ceramic
$353 Sale Price
48% Off
French, Terracotta Confit Pot Yellow Glaze, Late 19th Century
Located in Labrit, Landes
French terracotta confit pot.
Traditional large earthenware pottery confit pot from South West France with yellow glaze.
This vessel was used from the 19th to the mid-20th century to...
Category
Late 19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
19th Century, French Green/ Yellow Glazed Earthenware Jug or Water Cruche
Located in Buisson, FR
Great authentic piece of pottery from the Provence. Unique and rare glaze. Beautiful weathered. Chips and imperfections help authenticate this water cruche as it was a utilitarian ty...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Earthenware
$353 Sale Price
56% Off
Early 20th Century Morocco Fez Ceramic Bowl
Located in Auribeau sur Siagne, FR
Painted and glazed clay bowl with Moorish designs.
Early 20th century
Fez, Morocco.
Category
20th Century Moroccan Continental Europe - Pottery
Materials
Pottery
$239 Sale Price
20% Off
19th Century, French Green Glazed Terracotta Jug or Water Cruche
Located in Buisson, FR
Great authentic piece of pottery from the Provence. Unique and rare glaze. Beautiful weathered. Chips and imperfections help authenticate this water cruche as it was a utilitarian ty...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
$389 Sale Price
51% Off
Delft Blue Platter by Royal Delft
By Royal Delft
Located in Waddinxveen, ZH
Beautiful Delft Blue platter, Made by Royal Delft in Delft, the Netherlands.
Category
1960s Dutch Other Vintage Continental Europe - Pottery
Materials
Ceramic
Pottery Cover Box by RON BENSTEAD for Bragg Creek Alberta, 1960s Canada
Located in Nürnberg, Bayern
Lid box has small flea bites on top edge, also lid on edge from round handle. All in all very nice unique part.
Category
1960s Canadian Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Pottery
Charles Catteau Boch Freres Keramis Art Deco Pottery Vase
By Boch Freres Keramis, Charles Catteau
Located in Brescia, IT
Fine Art Deco vase by Charles Catteau
Boch, La Louvier
Gres Keramis
Glazed ceramic
Excellent condiction.
Category
1920s Italian Art Deco Vintage Continental Europe - Pottery
Materials
Ceramic
Vintage French Metal Pot Set – Early 20th Century Coffee, Pepper, Sugar Storage
Located in Barcelona, ES
This exquisite set of metal pots, originating from France in the early 20th century, is a true collector’s treasure. Each pot is meticulously designed to store essentials like coffee...
Category
1940s French Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Metal
Spanish Terracotta Water Jar with Single Handle and Cork Plug
Located in Barcelona, ES
Spanish Handcrafted Rustic Water Jar with Plug, Terracotta
Hand-made terracotta single handled water jar with cork lid, Spain 1930s-1940s.
Traditional Spanish large terracotta jar or...
Category
20th Century Spanish Rustic Continental Europe - Pottery
Materials
Earthenware, Terracotta
Charles Catteau Boch Enamel Ceramic Art Deco Blue Deer Pottery Vase
By Boch Freres Keramis, Charles Catteau
Located in Brescia, IT
Fine Art Deco vase by Charles Catteau
Boch, La Louvier
Gres Keramis
Belgium, 1920 circa
Glazed ceramic with blue deer
Excellent condiction.
Category
1920s Italian Art Deco Vintage Continental Europe - Pottery
Materials
Ceramic
Louis DAGE Rare Art Deco Sunflower Stoneware Vase, 1920
By Louis Dage
Located in Saint-Amans-des-Cots, FR
Rare French Art Deco stoneware vase by Louis DAGE (Antony, Paris), France, 1920s. Sunflower vase. Important enamel applications. Height: 19.3"(49cm), Width: 8.25"(21cm). Signed "L.Da...
Category
1920s French Art Deco Vintage Continental Europe - Pottery
Materials
Stoneware
French 19th Century Green / Yellow Glazed Terracotta Jug or Water Cruche 'Orjol'
Located in Buisson, FR
Great authentic and extremely rare piece of pottery with a spout in handle from the Provence called : Orjol du Lauragais. The fact that this jug has double colour glazing makes it ev...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
$509 Sale Price
51% Off
19th Century Large Glazed Terracotta Mixing Bowl
Located in LA CIOTAT, FR
This exceptional antique French pottery bowl is a stunning example of rustic craftsmanship and timeless design. Measuring an impressive 53 cm in diameter and 25 cm in height, this la...
Category
19th Century French Antique Continental Europe - Pottery
Materials
Terracotta
1970s "Dora" Lisa Larson Gustavsberg Sweden ABC Girls Figure Pottery
By Gustavsberg
Located in Brescia, IT
"Dora" ABC Girls
by Lisa Larson
Gustavsberg, 1958
Stoneware figure
Perfect condition
Measure: H 27 cm.
Category
1950s Swedish Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Stoneware
Set of 2 Vintage French Metal Pots – "Farine" and "Poivre" – Early 20th Century
Located in Barcelona, ES
This exquisite set of metal pots, originating from France in the early 20th century, is a true collector’s treasure. Each pot is meticulously designed to store essentials like coffee...
Category
1940s French Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Metal
Strawberry Shaped Majolica Ceramic Tureen by Bordalo Pinheiro
By Rafael Bordalo Pinheiro
Located in Barcelona, ES
Eye-catching Majolica ceramic white and green strawberry shaped tureen. Manufactured by Bordalo Pinheiro, Portugal, 1960s.
This cute tureen has a very realistic design with leaves on the top. A leaf shaped serving plate and a small serving spoon complete the set.
This highly decorative serving piece will be a nice addition to any kitchen or dining table. It will be a cool choice used as sauce tureen.
Excellent condition.
On sale as a set of three pieces, strawberry tureen...
Category
Mid-20th Century Portuguese Mid-Century Modern Continental Europe - Pottery
Materials
Majolica, Pottery, Ceramic
19th Century French Glazed Earthenware vase with twisted Handles Green Color
Located in Auribeau sur Siagne, FR
An authentic 19th century French Vase This vase is full of character, handcrafted and glazed with 3 charming twisted handles. It would be beautiful with a bouquet of flowers or used...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Earthenware, Pottery
$287 Sale Price
20% Off
Small Vintage French Kitchen Stoneware Crock, Ceramic Pot
Located in Rümmingen, BW
Available are 3 same-sized french stoneware crocks. Individually sourced in the south of France, this set of glazed stoneware crocks is a staple of any...
Category
Mid-20th Century French French Provincial Continental Europe - Pottery
Materials
Stoneware
$71 Sale Price
20% Off
Katharina Eichler Signed German Art Studio Stoneware Nerikomi Pottery Vase #2
By Katharina Eichler
Located in Landau an der Isar, Bayern
We are very proud to be able to present and offer this exceptional, stunning and large sculpture vase by German artist Katharina Eichler (b.1971). This piece is from 2023 and was for...
Category
21st Century and Contemporary German Mid-Century Modern Continental Europe - Pottery
Materials
Stoneware
German Mid-Century Ceramic Vase, 1960s
By Scheurich Keramik
Located in Saint-Amans-des-Cots, FR
German Mid-century ceramic vase, Germany, 1960s. Measures: Height: 45cm - 17.7 in., Diameter : 22cm - 8.7 in. Marked under the base (see photo).
Category
1960s German Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Ceramic
Pair of 19th Century French Terracotta Confit Pots
Located in LA CIOTAT, FR
A very attractive pair of provencial French Confit Pots, each with two side handles, and glazed internally. Light in colour, their exterior surfaces are beautifully aged, and full of...
Category
19th Century French Country Antique Continental Europe - Pottery
Materials
Terracotta
Medium Large Black Cosmic Oval Open Form, Vessel No.106, Ceramic Sculpture
By Nicholas Arroyave-Portela
Located in London, GB
Vessel from ceramic artist Nicholas Arroyave-Portela.
No. 106 Large black cosmic open form (Vessel, Interior sculpture, not suitable for holding water)
White St.Thomas clay, Stonew...
Category
2010s Spanish Organic Modern Continental Europe - Pottery
Materials
Ceramic, Clay
18th Century French Green Glazed Walnut Oil Jar
Located in LA CIOTAT, FR
This is a fabulous example of a large 18th century French walnut oil jar, with three decorative handles and short pouring spout. Retaining its original dusky-green glaze, the jar is ...
Category
18th Century French Antique Continental Europe - Pottery
Materials
Earthenware, Terracotta
Huge Italian Vintage Ceramic Rhimini Blue Vase Aldo Londi for Bitossi, C. 1960
By Aldo Londi, Bitossi
Located in Landau an der Isar, Bayern
Beautiful and rare tall 30cm/12" embossed vase in vibrant 'Rhimini' blue and turquoise by Aldo Londi for Bitossi, circa 1968. A great piece of vintage, mid-century handmade Italian pottery. Very rare size to find.
Shape number 727/30.
We have more rare Bitossi...
Category
Mid-20th Century Italian Mid-Century Modern Continental Europe - Pottery
Materials
Ceramic, Clay
Antique Germany Lidded Beer Stein glazed Ceramic, 1900s
Located in Nuernberg, DE
A gorgeous beer stein, made in Germany. This beer stein has been made in Germany, circa 1900s. Absolutely gorgeous piece still in great condition, without damage. Lid works properly....
Category
Early 1900s German Folk Art Antique Continental Europe - Pottery
Materials
Pewter
Midcentury Turquoise Italian Ceramic Vase by Fratelli Fanciullacci, circa 1960
By Aldo Londi, Bitossi, Fratelli Fanciullacci
Located in Landau an der Isar, Bayern
Beautifully detailed vase in vibrant turquoise (green / blue) with textured sgraffito shoulder and neck by Fratelli Fanciullacci, Italy, circa 1960s. Wonderful whimsical embossed ani...
Category
Mid-20th Century Italian Mid-Century Modern Continental Europe - Pottery
Materials
Ceramic, Clay
Accolay Midcentury Stoneware Vase, 1950s
By Accolay Pottery
Located in Saint-Amans-des-Cots, FR
French Mid-century stoneware vase by ACCOLAY, France, 1950s. Height : 27cm (10.6"), Diameter : 18cm (7.1"). Marked "accolay" under the base (see photo, difficult to read)
After the ...
Category
Mid-20th Century Mid-Century Modern Continental Europe - Pottery
Materials
Ceramic
1950s-1960s French Provincial Pottery Jar, Côte d’Azur Artisan Workshop
Located in Auribeau sur Siagne, FR
1950s-1960s French Provincial Pottery Jar, Côte d’Azur Artisan Workshop
This French pottery jar from the 1950s-1960s, crafted in an artisan workshop on the Côte d'Azur, embodies the...
Category
20th Century French French Provincial Continental Europe - Pottery
Materials
Earthenware, Pottery
White Side Tables Made of local Clay, natural pigments, Handcrafted
Located in Marseille, FR
- Handbuilt white side tables, stool for bedroom or living room
- made of clay collected from the potter's surroundings.
- slip applied with natural pigments as whitewash with water
...
Category
2010s Moroccan Arts and Crafts Continental Europe - Pottery
Materials
Clay, Earthenware
$814 Sale Price / set
20% Off
Big Terracotta traditional Jar Made of Clay, Handcrafted by the Potter Houda
Located in Marseille, FR
- Handbuilt urn jar terracotta
- Made of clay collected from the potter's surroundings.
- Made in the Moroccan Rif mountains by the potter Houda.
Approximate measurements: 9.8 ...
Category
2010s Moroccan Arts and Crafts Continental Europe - Pottery
Materials
Clay, Earthenware
$233 Sale Price / item
50% Off
French Provincial Stoneware Pottery Jug – 19th Century Rustic Charm
Located in Milano, IT
This French Provincial stoneware pottery jug showcases authentic 19th-century rustic craftsmanship. With its sturdy construction and beautifully weathered surface, this piece brings ...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Ceramic, Stoneware
$384 Sale Price
30% Off
Scandinavian 'Naive Dreamscape' Pottery Dish or Wall Plaque, 1960s
Located in Esbjerg, DK
Vibrant and glossy in color palet this pottery wall plaque depicts a girl or woman lying in bed surrounded by naive dreamscape. It is executed in Scandina...
Category
1960s Scandinavian Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Pottery
$263 Sale Price
20% Off
DENBAC French Art Deco Stoneware Rooster Pitcher 1910s
By Denbac
Located in Saint-Amans-des-Cots, FR
French Art Deco stoneware pitcher by DENERT & BALICHON (Vierzon), France, ca.1920. Elegant stoneware pitcher. Upper belt showing 4 stylized roosters. Height : 5.5"(14cm), Width : 7.1...
Category
1910s French Art Deco Vintage Continental Europe - Pottery
Materials
Stoneware
19th Century Olive Oil Jar from Provence
Located in LA CIOTAT, FR
A wonderful antique oil jar, dating from the 19th century, and originating from the South of France. Traditionally shaped, with a short pouring spout a...
Category
19th Century French Antique Continental Europe - Pottery
Materials
Terracotta
Terracotta contemporary Side Table Made of Clay, Handcrafted by the Potter Houda
Located in Marseille, FR
- Handbuilt terracotta small side table, stool for bedroom or living room
- made of clay collected from the potter's surroundings.
- made in the Moroccan Rif mountains by the potter ...
Category
2010s Moroccan Arts and Crafts Continental Europe - Pottery
Materials
Clay, Earthenware
$373 Sale Price / item
20% Off
Rare French Pale Green Glazed Terracotta Pot with Antique Patina
Located in Milano, IT
This rare French pale green glazed terracotta pot is a beautiful vintage collectible with a unique, time-worn patina. The exterior features a delicate pale green glaze, while the int...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Pottery
19th Century, French Green Glazed Terracotta Jug or Water Cruche
Located in Buisson, FR
Great authentic piece of pottery from the Provence. Unique and rare glaze. Beautiful weathered. Chips and imperfections help authenticate this water cruche as it was a utilitarian ty...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
$389 Sale Price
51% Off
19th Century, French Yellow Glazed Earthenware Water Jug
Located in Buisson, FR
Great authentic and rare piece of pottery from the Provence. Beautiful weathered and an amazing color. Imperfections help authenticate this water cruche as it was an utilitarian type...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Earthenware
$269 Sale Price
48% Off
Two Spanish Terracotta Olive Jars or Vessels
Located in Barcelona, ES
Handmade terracotta preserving pot or jar with handles from Segovia, Spain, 1930s
Two traditional Spanish ceramic 'orza'. Unglazed exterior with handles at both sides and green and ...
Category
Early 20th Century Spanish Rustic Continental Europe - Pottery
Materials
Ceramic, Terracotta, Earthenware
$2,516 / set
Blue and White Moon Shaped Earthenware Chevrette or Water Pitcher
Located in LA CIOTAT, FR
A very unusual and charming earthenware 'Chevrette' cruche, or water pitcher, beautifully hand painted with fantastical animal imagery in vivid blue and white. Commonly used for tran...
Category
19th Century French Antique Continental Europe - Pottery
Materials
Earthenware
19th Century French Green Glazed Terracotta Jug or Water Cruche
Located in Buisson, FR
Great authentic and rare piece of pottery with a spout in handle from the Provence. Beautiful weathered and an amazing color. Imperfections help authenticate this water cruche as it ...
Category
19th Century French French Provincial Antique Continental Europe - Pottery
Materials
Terracotta
$413 Sale Price
42% Off
Art Nouveau Period Arts & Crafts Monumental Ceramic Floor Vase
By Wasmuel Majolica
Located in Verviers, BE
Brilliant handmade hand-glazed Art Nouveau planter jardinière, 1930.
Wonderful Art Nouveau (Arts & Crafts) monumental ceramic vase.
Handmade and hand-glazed in brilliant colors.
...
Category
1920s Belgian Art Nouveau Vintage Continental Europe - Pottery
Materials
Ceramic
Elegant Tim Orr Ceramic France Glaze Decoration Porcelain Circa 1970 Flower Vase
By Tim Orr
Located in Lège Cap Ferret, FR
Elegant Tim Orr Ceramic France Glaze Decoration Porcelain Circa 1970 Flower Vase
Category
1970s European Mid-Century Modern Vintage Continental Europe - Pottery
Materials
Ceramic
19th C. Terracotta Olive Oil Jar with Two Handles
Located in LA CIOTAT, FR
This superb 19th century antique French terracotta pot, half-glazed in vibrant emerald green, began its life as a utilitarian household v...
Category
19th Century French Antique Continental Europe - Pottery
Materials
Earthenware, Terracotta
2 small jugendstil cactus pots around 1908
Located in Wien, AT
2 small jugendstil cactus pots around 1908
Brass polished and stove enameled
Category
Early 1900s Austrian Jugendstil Antique Continental Europe - Pottery
Materials
Brass
Set of 2 White 'Vaga' Bowls by Wilhelm Kage for Gustavsberg, Sweden, 1940s
By Wilhelm Kage, Gustavsberg
Located in Malmö, SE
Set of 2 beautiful 'Våga' bowls. Stoneware with 'Carrara' glaze.
Made by Wilhelm Kåge at Gustavsberg Studio in Sweden, 1940s.
'Swedish Modern'.
Excellent condition.
Stamped 'Gusta...
Category
Mid-20th Century Swedish Scandinavian Modern Continental Europe - Pottery
Materials
Ceramic, Stoneware
Accolay Baluster Vase, 1950s
By Accolay Pottery
Located in Saint-Amans-des-Cots, FR
French Mid-Century Vase by Accolay, France, 1950s. A stunning example of mid-century French ceramic artistry, this vase by Accolay features a captivating color palette of blue, yello...
Category
Mid-20th Century Mid-Century Modern Continental Europe - Pottery
Materials
Ceramic
Read More
1882 Ltd. Looks to the Future of Ceramics in the U.K. with an Eclectic Exhibition and Auction
Faye Toogood and John Pawson are among the list of plate designers.
How the Chunky, Funky Ceramics of 5 Mid-Century American Artists Balanced Out Slick Modernism
Get to know the innovators behind the pottery countercultural revolution.
Recently Viewed
View AllMore Ways To Browse
Val Cushing
Vintage Ben Owen Pottery
Vintage Metlox Pottery
Yorkshire Cow
Antique 8 Gallon Crock
Cadogan Teapot
Chulucanas Pottery
Jaru Birds
Kagan Pottery
Khmer Silver
Mexican Pottery Pot With Handles
Pearlware Tankard
Peruvian Chulucanas Pottery
Pilkington Silver
Rodolfo Padilla
Samuel Lear
Scottish Majolica
Vintage Diana Pottery