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Unknown Jewelry

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Creator: Unknown
Cabochon Sapphire Necklace
Located in New York, NY
Cabochon Sapphire Necklace A white and yellow gold necklace set with eight cabochon sapphires. Approximate Sapphire weight: 23.12 carats Approximate Length: 15" Approximately weig...
Category

20th Century Unknown Unknown Jewelry

Materials

Sapphire, 14k Gold, 18k Gold

Effy 14 Karat White & Yellow Gold Diamond Duo Open Circle Link Cigar Band
Located in Scottsdale, AZ
Designer: Effy Material: 14K white & yellow gold Diamond: 168 round single cut = 0.50cttw Color: H / I Clarity: I1-2 Diamond: 24 baguette cut = 0.84cttw Color: H / I Clarity: I1-2 Di...
Category

21st Century and Contemporary Unknown Jewelry

Materials

Diamond, Yellow Gold, White Gold, 14k Gold

Magnificent Emerald Drop Earrings
Located in Sarasota, FL
18k White gold earrings with 4 top gem quality pear shape GIA certified emeralds weighing 31.55 carats and 2.83 carats of collection color/clarity round brilliant diamonds.
Category

2010s Unknown Jewelry

Materials

Diamond, Emerald, 18k Gold

Multi Colored Fancy Sapphire Diamond Bracelet 12.70 Carats
Located in North Hollywood, CA
This Multi Colored Sapphire and Diamond Bracelet goes beautifully with the multi colored sapphire long chain and the tassel...
Category

Early 2000s Unknown Modern Unknown Jewelry

Materials

Diamond, Blue Sapphire, Pink Sapphire, Yellow Sapphire, Green Sapphire, ...

Art Deco 3.29 CTW Jubilee Diamond Sapphire Platinum Vintage Engagement Ring GIA
Located in Philadelphia, PA
Centering a Jubilee cut diamond weighing 2.59 carats - N color with VS2 clarity Set with split tab-like prongs with a milgrain detailed geometric motif gallery Channel set with rows...
Category

1930s Art Deco Vintage Unknown Jewelry

Materials

Diamond, Sapphire, Platinum

18 Karat Gold Pearl and Onyx Cross Pendant
Located in Palm Springs, CA
Italian onyx cross pendant with 18 karat gold harness and pearls / Made in Italy 1870s-1890s
Category

Late 19th Century Italian Antique Unknown Jewelry

Materials

Onyx, Pearl, 18k Gold

Series of Eleven Diamond Clasp 14k Rolo Chain Necklace
Located in Manhattan Beach, CA
Inspired by lineage jewelry, Series of Eleven celebrates connection through our signature double-sided diamond clasp that shines alongside a variety of eleven solid 14k gold chains. ...
Category

2010s American Modern Unknown Jewelry

Materials

Diamond, 14k Gold

William Henry Alternating Silver Skulls Tyger-Eye Onyx Men's Bead Bracelet
Located in New York, NY
Brand William Henry Gender Men Brand new, never worn 925 Sterling Silver.  Genuine Tiger-Eye onyx Beads Bracelet measurement 8.5" length. Beads are 8.5mm width Skulls 11mm long. 9.5...
Category

21st Century and Contemporary Unknown Jewelry

Materials

Tiger's Eye, Sterling Silver

PONTIEL Round Swirl Motif Light Amethyst Glass with Sterling Silver Bracelet
Located in Houston, TX
This refined bracelet, in the style of Lalique, showcases a light amethyst swirl motif glass cabochon from Germany. The round molded piece of glass is set in a sterling silver beze...
Category

21st Century and Contemporary American Victorian Unknown Jewelry

Materials

Sterling Silver

18ct gold OMEGA Constellation
Located in Cape Town, ZA
Exquisite GENDER: Unisex MOVEMENT: Automatic CASE MATERIAL: Gold DIAL: 36mm DIAL COLOUR: Gold STRAP: 55mm BRACELET MATERIAL: Gold CONDITION: 9/10 MODEL NUMBER: xxxxxx SERIAL NUMB...
Category

21st Century and Contemporary Unknown Jewelry

Materials

Gold

Brooch with Amethyst, Jade and diamonds 14k gold
Located in The Hague, ZH
14k yellow gold brooch in the shape of a bunch of flowers, set with amethyst flowers, jade leaves and brilliant cut diamonds, 0.03ct in total - F/G - VS/SI detailed description: Th...
Category

2010s European Modern Unknown Jewelry

Materials

Amethyst, Diamond, Jade, 14k Gold

Important Opal Necklace Set With Diamonds 60 Carats Total 19.5 Inches
Located in Laguna Niguel, CA
It comes with the appraisal by GIA GG/AJP Condition: Excellent Opals = 54 Carats Diamonds = 6.48 Carats (Color: F-J, Clarity: VS-I) Metal: Silver & 14K Yellow Gold Necklace Length: ...
Category

21st Century and Contemporary Art Deco Unknown Jewelry

Materials

Diamond, White Diamond, Opal, Gold, 14k Gold, Yellow Gold, Silver

1.27-ct GIA Diamond Platinum Solitaire Ring Estate Jewelry
Located in Beverly Hills, CA
A diamond solitaire with accents and platinum ring of a classic design. The ring’s center stone comes with a GIA Diamond Grading Report and has excellent characteristics (see picture...
Category

21st Century and Contemporary Unknown Unknown Jewelry

Materials

Diamond, Platinum

Silver Cat Hook Earrings Stamped 925, 25mm total Length, 4.5grams, 10-15mm Wide
Located in Rancho Santa Fe, CA
These stunning Silver Cat Hook Earrings are a must-have for any feline enthusiast! Expertly crafted with a stamped 925 mark, they offer a total length of 25mm and a width of 10-15mm,...
Category

21st Century and Contemporary Unknown Modern Unknown Jewelry

Materials

Silver

14k Gold New Handmade Natural Rose Cut Diamond And Pearl Decorated Drop Earring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 13.1 grams. Totally is diamond 1.48 carat. The diamond is has Brown and Light Yellow color and s1-s2-s3 clarity. Please contact for any quest...
Category

2010s Turkish Modern Unknown Jewelry

Materials

Diamond, Pearl

Art Deco Emerald & Diamond Ring Circa 1930s
Located in ADELAIDE, SA
True its era, this Art Deco cluster ring makes an elegant statement piece. Featuring grain set early European cut and single cut diamonds with beautiful green emeralds. Diamond: One...
Category

1930s Art Deco Vintage Unknown Jewelry

Materials

Diamond, Emerald, Platinum

GIA Certified 1.92cttw Diamond Stud Earrings
Located in New York, NY
This is an elegant pair of diamond 14k white gold stud earrings. The earrings are set with sparkling GIA certified round cut diamonds that weigh 0.96ct and 0.96ct. The color of the d...
Category

20th Century Unknown Jewelry

Materials

Diamond, 14k Gold

Victorian 15kt. gold and silver Sapphire cluster bangle with natural pearl
Located in Braintree, GB
Antique Victorian 15kt. gold and silver Sapphire cluster bangle with natural pearl. Made in Europe, Circa 1880s X-Ray has been tested positive for 15kt gold and silver. Clasp hall...
Category

1880s British Antique Unknown Jewelry

Materials

Natural Pearl, Sapphire, Gold, Silver

18k White Gold Diamond Inside-out Hoop Earrings
Located in New York, NY
These Contemporary 18k White Gold Diamond Inside-out Hoop Earrings are a stunning addition to any jewelry collection. They are both substantial and comfortable to wear. The diamonds...
Category

21st Century and Contemporary American Contemporary Unknown Jewelry

Materials

Diamond, White Gold

Antique 14k Hand Carved Bone Cameo Pendant Brooch High Relief Solid Yellow Gold
Located in Greer, SC
Stunning antique high relief hand carved bone cameo, set with an elegant twisted rope border in 14k solid yellow gold. Can be worn as either a pendant or as a brooch, makes for a won...
Category

Early 20th Century Unknown Victorian Unknown Jewelry

Materials

14k Gold

Art Deco 1.00ct Diamond and Sapphire Target Ring, c.1920s
Located in London, GB
Featuring an impressive 1.00ct diamond at it’s centre this Art Deco era target ring is truly eye catching. The central diamond is an old cut stone with a colour of H and a clarity o...
Category

1920s Unknown Art Deco Vintage Unknown Jewelry

Materials

Diamond, Sapphire, Platinum

Victorian Onyx Moonstone 18 Karat Yellow Gold Antique Drop Earrings
Located in Philadelphia, PA
Comprised of carved onyx surmounts suspending a row of moonstone and onyx drops Onyx surmounts are diamond-shaped cabochons, and drops are spiculum-shaped Measuring 8.5 x 12.0 mm an...
Category

1880s Victorian Antique Unknown Jewelry

Materials

Moonstone, Onyx, Gold, 14k Gold, 18k Gold, Yellow Gold

18k White Gold 14.00ctw Natural Diamond Tennis Bracelet
Located in Boca Raton, FL
Material: 18k White Gold Measurements: 7" Diamonds Details: 14.00ctw Of Natural Round Brilliant Diamond Diamonds are G/H Color and VS Clarity Total Weight: (18.2g)11.7dwt This item c...
Category

21st Century and Contemporary American Unknown Jewelry

Materials

Diamond, White Diamond, 18k Gold, White Gold

14 Karat Yellow Gold Hollow Men's Cuban Link Chain Necklace
Located in Guilford, CT
14k Yellow Gold 42g Hollow Men's 7.5mm Cuban Link Chain Necklace 26" Condition: Excellent Condition, Professionally Cleaned and Polished Metal: 14k Gold (Marked, and Professionall...
Category

21st Century and Contemporary Unknown Unknown Jewelry

Materials

14k Gold, Yellow Gold

Antique Art Deco Platinum Old Oval Cut Diamond Engagement Ring
Located in Great Neck, NY
Beautiful Antique Art Deco Platinum Old Oval Cut Diamond Engagement Ring. This gorgeous antique engagement ring is crafted in platinum. The center holds a beautiful old cut oval diam...
Category

1920s Art Deco Vintage Unknown Jewelry

Materials

Diamond, Platinum

Antique Natural Pearl, Platinum and Yellow Gold Pin Brooch
Located in Jesmond, Newcastle Upon Tyne
An exceptional, fine and impressive antique Victorian natural pearl and 9 carat yellow gold, 18 carat yellow gold and platinum set pin brooch; part of our diverse antique Victorian b...
Category

1890s Victorian Antique Unknown Jewelry

Materials

Natural Pearl, Yellow Gold, Platinum

Chrome Diopside Cluster Ring 3 Carats 14K Yellow Gold Plated
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural 24 Chrome Diopsides = 3.00 Carats Metal: 14K Yellow Gold Plated Sterling Silver Ring Size: 7* US *It c...
Category

21st Century and Contemporary Contemporary Unknown Jewelry

Materials

Gold, 14k Gold, Gold Plate, Yellow Gold, Silver, Sterling Silver

1940s Whimsical Gold and Gem set Marimba Dancer Brooches
Located in Chicago, IL
Circa 1940s Marimba Dancer brooches, these very whimsical and detailed Brooches are 14k Yellow Gold and each measure 1 1/2 inches in length X 1 inch, each is set with Rubies, Sapphir...
Category

1940s American Retro Vintage Unknown Jewelry

Materials

Ruby, Gold, 14k Gold

Vintage Original Circa 1990s 18k Gold Natural Diamond Decorated Pretty Ring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 5.6 grams. Totally is diamond 0.85 carat. The diamond is has F-G color and vvs-vs clarity. Ring size is US 7.5 (We offer free resizing) We ca...
Category

1990s Egyptian Retro Unknown Jewelry

Materials

Diamond, 18k Gold

New Made 18k Gold Natural Diamond And Caliber Ruby Decorated Drop Earring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 9 grams. Totally is diamond 1.67 carat. The diamond is has G-H color and vvs-vs-s1 clarity. Totally is ruby 2.10 carat. Please contact for any...
Category

2010s Turkish Modern Unknown Jewelry

Materials

Diamond, Ruby, 18k Gold

PRASIOLITE White Gold and Diamonds EarringsPRASIOLITE White Gold and Diamonds Ea
Located in BARCELONA, ES
Earrings in white gold for woman : 10x Brilliant cut diamonds with a total weight of 0,23 cts., quality G/Vs and 2x briolé Prasiolites (commonly known as green Agate) of 14x21mm Pre...
Category

21st Century and Contemporary European Unknown Jewelry

Virgin of Salamanca Gold Medal
Located in BARCELONA, ES
Chain with Virgin of Salamanca medal for woman 18kt yellow gold. The back of the medal is made with natural mother of pearl and its colour is reflected on the front. Measures: 3 c...
Category

21st Century and Contemporary European Unknown Jewelry

Diamond Necklace by Elan
Located in New York, NY
Diamond Necklace A diamond link necklace by Elan adorned with round-cut diamonds Approximate Measurement: 15" long Approximate Diamond Weight: 8.20 carats Weighs Approximately 148.5...
Category

20th Century Unknown Unknown Jewelry

Materials

Diamond, 18k Gold

14K Rose Gold Baguette Link Cluster Diamond Chain Necklace
Located in Houston, TX
Metal Type: 14K Rose Gold Length: 16.00 inches Width: 9.60 mm tapering to 6.00 mm Weight: 51.78 grams 14K rose gold rectangular bar link chain. The metal was tested and determine...
Category

21st Century and Contemporary Unknown Unknown Jewelry

Materials

Diamond, Gold, 14k Gold, Rose Gold

Ring Yellow Gold Diamond
Located in PARIS, FR
Beautiful gold ring yellow 750 mils (18 carats). set with a central round brilliant cut diamond J / VS2 2.25 carats. certified LFG (Gemological French Lab) and engraved. paved with 3...
Category

20th Century French Unknown Jewelry

Materials

Yellow Gold

Belle Époque Ring in Gold, Platinum and Diamonds
Located in BARCELONA, ES
Vintage Belle Époque 1930's two-tone ring for woman 7xAntique cut diamonds with a total weight of approx. 0,25ct Size 18 18kt Yellow Gold and 950 Platinum 1,94 grams. Original s...
Category

1930s European Belle Époque Vintage Unknown Jewelry

Antique 18k Yellow Gold Wedding Band Circa 1880
Located in Jesmond, Newcastle Upon Tyne
A fine and impressive antique Victorian 18 karat yellow gold wedding band; part of our diverse antique Victorian rings and estate jewelry collections. This exceptional, fine and imp...
Category

1880s Antique Unknown Jewelry

Materials

Yellow Gold

1920 European Cut Art Deco 2.80 Ct Vintage Diamond Cocktail Ring
Located in Rome, IT
Introducing a captivating vintage cocktail ring that effortlessly steals the spotlight. Adorned with a striking 1.51ct old European cut diamond at its core, surrounded by a graceful ...
Category

1920s Unknown Art Deco Vintage Unknown Jewelry

Materials

Diamond, Platinum

White Gold Necklace with Diamonds and Tahitian Pearls
Located in BILBAO, ES
White Gold Necklace with 510 brilliant-cut diamonds and 16 Tahitian pearls 18k White Gold 510 Diamonds 7.50k 16 Tahiti Pearls
Category

2010s Spanish Unknown Jewelry

Materials

Diamond, Pearl, White Gold

Vine Leaf antique brooch 18K gold silver Victorian era jewelry special person
Located in Berlin, DE
Antique brooch in shape of a grape leaf with a branch of a vine 18K gold and blackened silver with 105 old-cut diamonds diamonds weight - 3.5 carats brooch measurements - 0.94 x 1.3 ...
Category

Early 1900s French Art Nouveau Antique Unknown Jewelry

Materials

Diamond, Gold, 18k Gold, White Gold, Silver

18k White Marquise Diamond and Black Diamond and Orange Stone Cocktail Ring
Located in New York, NY
Elevate your style with this 18k White Marquise Diamond and Black Diamond and Orange Stone Cocktail Ring. Crafted with 1.14 carats of marquise cut diamonds, 2.90 carats of black diam...
Category

21st Century and Contemporary Unknown Jewelry

Materials

White Diamond, Black Diamond, Gold, 18k Gold, White Gold

Vintage 18K Yellow Gold Black Onyx and Diamond Dome Ring
Located in Henderson, NV
Crafted in 18K yellow gold, the ring features a dome design with channel set diamonds in the center, supported by custom cut black onyx shoulders. 26 round brilliant cut diamonds: 1....
Category

Mid-20th Century Unknown Jewelry

Materials

Diamond, Onyx, Gold, 18k Gold, Yellow Gold

Emeralds and Diamonds Band Ring 1.31 Carats 18K Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural Emeralds = 0.74 Carats Diamonds = 0.57 Carats Metal: 18K White Gold Ring Size: 6.25* US *It can be res...
Category

21st Century and Contemporary Contemporary Unknown Jewelry

Materials

Diamond, White Diamond, Emerald, Gold, 18k Gold, White Gold

Vintage Circa 1980s 18k Gold Natural Diamond And Pearl Decorated Earring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 18 grams. Totally is diamond 0.60 carat. The diamond is has G-H color and vvs-vs clarity. Please contact for any questions.
Category

1980s European Retro Vintage Unknown Jewelry

Materials

Diamond, Pearl, 18k Gold

Circa 1900s 18k Gold Top Silver Natural Rose Cut Diamond And Sapphire Ring
Located in Fatih/İstanbul, 34
In very good condition. Total weight is 5.1 grams. Totally is diamond 0.45 carat.. The diamond is has H-I-J-K color and s1-s2-s3-Pique clarity. Dimention is sapphire about 0.20 carat...
Category

Early 1900s European Victorian Antique Unknown Jewelry

Materials

Diamond, Sapphire, 18k Gold, Silver

Royal Blue Sapphire Vintage Diamond Cocktail Ring
Located in Rome, IT
Introducing a captivating sapphire and diamond ring boasting a timeless design that has stood the test of time. Featuring a luscious blue sapphire embraced by a substantial diamond h...
Category

1920s Unknown Art Deco Vintage Unknown Jewelry

Materials

Diamond, Blue Sapphire, 18k Gold

2.96 Carat Emerald Stud Earrings with Natural Diamonds in 18K White Gold
Located in Bangkok, TH
An extremely delightful and classic pair of jewelry featuring these exquisite and elegant, emerald earrings. The emeralds are oval cut and weigh a total of 2.96 Carat. These emeral...
Category

21st Century and Contemporary Unknown Jewelry

Materials

Diamond, Emerald, White Gold

Important Blue Sapphire Ring With Pear Diamond Halo 9.85 Carats 18K Gold
Located in Laguna Niguel, CA
It comes with the Gemological Appraisal by GIA GG/AJP All Gemstones are Natural Blue Sapphire = 6.96 Carat Diamonds = 2.89 Carats (Color: I, Clarity: VS-SI) Metal: 18K Gold Ring Size...
Category

21st Century and Contemporary Contemporary Unknown Jewelry

Materials

Diamond, Sapphire, Blue Sapphire, Gold, 18k Gold, White Gold

IGI Certified Brown Diamond Ring Diamond Setting 2.25 Carats 18K Yellow Gold
Located in Laguna Niguel, CA
It comes with the original IGI Certificate All Gemstones are Natural IGI Certified Brown Diamond = 2.02 Carats Other Diamonds = 0.23 Carats Metal: 18K Yellow Gold Ring Size: 7* US *I...
Category

21st Century and Contemporary Contemporary Unknown Jewelry

Materials

Diamond, White Diamond, Brown Diamond, Gold, 18k Gold, Yellow Gold

Art Deco 0.70 CTW Single Cut Diamond Platinum Twist Vintage Band Ring
Located in Philadelphia, PA
Designed as a domed band ring with a pierced marquise and twisted 'X' motif Featuring single cut diamonds bead set throughout Weighing approximately 0.70 carats total G color with...
Category

1930s Art Deco Vintage Unknown Jewelry

Materials

Diamond, Platinum

Tennis racket water glue
Located in BARCELONA, ES
Brooch and/or Pendant in Gold for women 18kt Yellow Gold 1x 5mm natural pearl 6,88 grams Measures: Length 5,5cm and Width 1,8 cm This brooch can also be used as a pendant, it is...
Category

21st Century and Contemporary European Unknown Jewelry

Retro 1950's Finely Carved Pinkish White Coral Silver Cameo Brooch / Pendant
Located in MELBOURNE, AU
This Vintage Finely Carved Pinkish White Coral Brooch is depicting a profile of a young lady, incredibly detailed, within a 925 Sterling Silver finely detailed decorative borde...
Category

1950s Italian Retro Vintage Unknown Jewelry

Materials

Coral, Marcasite, Silver

Tanzanite Dangle Earrings Diamond Setting 5.65 Carats 14K Yellow Gold
Located in Laguna Niguel, CA
It comes with the appraisal by GIA GG/AJP All Gemstones are Natural 2 Tanzanites = 5.50 Carat 10 Diamonds = 0.15 Carats Metal: 14K Yellow Gold Post With Friction Back Dimensions: 18...
Category

21st Century and Contemporary Contemporary Unknown Jewelry

Materials

Diamond, White Diamond, Tanzanite, Gold, 14k Gold, Yellow Gold

19th century Crystal Goblet with flowers decorated
Located in Tel Aviv, IL
Crystal Goblet from the 19th century Color:Green,Gold This outstanding goblet is made from green emerald crystal and has decoration of golden flowers. Engraving on the lid of the go...
Category

Early 19th Century Antique Unknown Jewelry

19th century “Icon” painting by hand on wood Of a priest 36X31
Located in Tel Aviv, IL
This icon piece shows a priest holding an holy book This piece is made out of wood with hand made drawings in it 19th century
Category

Early 19th Century Arts and Crafts Antique Unknown Jewelry

Platinum & 14 Karat White Gold Vintage Diamond Pin
Located in Scottsdale, AZ
Designer: custom design Material: Platinum & 14K white gold Diamonds: 29 round european cut = 1.25cttw Color: G Clarity: SI1-2 Dimensions: pin measures 73 x 20mm Weight: 8.76 grams
Category

20th Century Unknown Jewelry

Materials

Diamond, 14k Gold, White Gold, Platinum

Mid-Century Diamond Pearl 14 Karat Gold Foliate Multi-Strand Vintage Bracelet
Located in Philadelphia, PA
Comprised of three strands of round pearl beads with white gold foliate and diamond motif stations Pearls range in size from 6.0 to 7.0 mm - cream to pink in color with strong iride...
Category

1950s Vintage Unknown Jewelry

Materials

Diamond, Pearl, Gold, 14k Gold, White Gold

14K White Gold and 1.00 CT Diamond Pendant.
Located in Miami, FL
This exquisite pendant, crafted from lustrous 14K white gold, features a dazzling array of diamonds totaling approximately 1.00 carats. The diamonds, showcasing a mix of round brilli...
Category

21st Century and Contemporary European Unknown Jewelry

Materials

Diamond, Gold, 14k Gold, White Gold

Unknown jewelry & watches for sale on 1stDibs.

Find a range of Unknown jewelry & watches available on 1stDibs. Each of these unique items was designed with extraordinary care, often using gold. While looking for the most stylish antique or vintage Unknown jewelry to pair with your ensemble, you’ll find that Unknown diamond jewelry & watches, from our inventory of 80,710, can add a particularly distinctive touch to your look. We have 126,010 pieces in this collection as well as a number of other designs by this jeweler. While this collection reflects work that originated over various time periods, most of these items were designed during the 21st century and contemporary. Prices for Unknown jewelry & watches can differ depending upon gemstone, time period and other attributes. On 1stDibs, the price for these items starts at $20 and tops out at $7,123,285, while pieces like these, on average, can sell for $2,925.

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