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Georgian Fancy Double Hand Mirror in Mahogany and Holly England 1820s
Located in Hudson, NY
damaged, but not replace. It is handsomely made of expensive materials and has an interesting keystone
Category

1820s English Georgian Antique Keystone

Materials

Abalone, Mahogany, Holly

Antique French White Veined Carrara Marble Mantel
Located in Dallas, TX
adorning the central keystone, complemented by intricate scrollwork carvings that extend gracefully along
Category

18th Century Antique Keystone

Materials

Carrara Marble

Antique French White Veined Carrara Marble Mantel
Antique French White Veined Carrara Marble Mantel
$18,900
H 44 in W 63.38 in D 15 in
Antique Black Marble Fireplace from the Early Victorian Period, circa 1850
Located in Tyrone, Northern Ireland
shaped mantelpiece with moulded edges, curves forward over the keystone. The recessed panelled keystone
Category

19th Century English Early Victorian Antique Keystone

Materials

Marble

French Fleur de Pêcher Marble Mantel
Located in Dallas, TX
a meticulously hand-carved floral motif adorning the keystone, while its elegant legs feature
Category

Mid-18th Century Antique Keystone

Materials

Marble

Antique French Fleur de Pêcher Marble Mantel
French Fleur de Pêcher Marble Mantel
$21,800
H 44 in W 58.25 in D 17 in
Antique William Roger Quadruple Plate Sugar Bowl & Gorham Sterling Silver Spoons
By Gorham Manufacturing Company, William Rogers
Located in Dayton, OH
(cross and keystone mark, circa 1900-1910), design number 57. Dimensions: 7.75" x 5.75" x 7.75" / Spoon
Category

Early 20th Century Late Victorian Antique Keystone

Materials

Metal, Sterling Silver

Antique William Roger Quadruple Plate Sugar Bowl & Gorham Sterling Silver Spoons
Antique William Roger Quadruple Plate Sugar Bowl & Gorham Sterling Silver Spoons
$360 Sale Price / set
20% Off
H 7.75 in W 5.75 in D 7.75 in
Antique French White Veined Carrara Marble Mantel
Located in Dallas, TX
hand-carved in France. The centerpiece features triangular geometric carvings on the keystone, while
Category

18th Century Antique Keystone

Materials

Carrara Marble

Antique French White Veined Carrara Marble Mantel
Antique French White Veined Carrara Marble Mantel
$9,800
H 40.75 in W 60.25 in D 11.5 in
19th Century Round Table Top in Egyptian Porphyry
Located in London, GB
19th century round table top in Egyptian porphyry, base as a keystone support in Carrara white
Category

19th Century Italian Antique Keystone

Materials

Marble, Carrara Marble

Antique French Rouge Royal Marble Mantel
Located in Dallas, TX
decorative motif adorning the central keystone and intricate detailing on both legs, embodying timeless
Category

18th Century Antique Keystone

Materials

Marble

Antique French Rouge Royal Marble Mantel
Antique French Rouge Royal Marble Mantel
$15,800
H 46.5 in W 62.5 in D 9 in
Grand Victorian Black Marble Fireplace
Located in London, GB
moulded shelf sits over a verde antico undershelf, and is centred by a beautifully carved keystone above
Category

Late 19th Century English High Victorian Antique Keystone

Materials

Belgian Black Marble

Antique Grand Victorian Black Marble Fireplace
Grand Victorian Black Marble Fireplace
$20,993
H 50.4 in W 77.76 in D 15.56 in
18th Century Walnut Brass Dial Grandfather Clock
Located in Wilson, NC
pediment with brass rosettes , reeded keystone and inlaid urn finial. The brass dial with round plaque
Category

1770s Scottish Antique Keystone

Materials

Brass, Steel, Iron

18th Century Walnut Brass Dial Grandfather Clock
18th Century Walnut Brass Dial Grandfather Clock
$2,695 Sale Price
30% Off
H 85 in W 18.5 in D 9.5 in
Howard Yellow Gold Filled Open Faced Pocket Watch with Original Enamel Dial 1918
By Howard
Located in Long Beach, CA
they were rugged and dependable. In 1903, the Howard Watch Company was acquired by the Keystone Watch
Category

1910s Swiss Antique Keystone

George II Clipsham Stone Fire Surround
Located in London, GB
fluted Keystone on stop-fluted jambs, on block feet. Measures: Opening width 79.5cm x 103.5cm high.
Category

Mid-18th Century European George II Antique Keystone

Materials

Limestone

George II Clipsham Stone Fire Surround
George II Clipsham Stone Fire Surround
$13,295
H 48.82 in W 46.26 in D 4.73 in
14k Gold Royal Arch Masonic Pendant With Enamel, circa 1910
Located in Venice, CA
14k Gold Royal Arch Masonic Pendant With Enamel, circa 1910 This 14k gold keystone shaped pendant
Category

Early 20th Century American Edwardian Antique Keystone

Materials

Gold, 14k Gold, Enamel, Yellow Gold

Antique Limestone Lion Crest or Plaque
Located in Wormelow, Herefordshire
a keystone above an entranceway or a family crest wall decoration in the prestigious courtyard of a
Category

Mid-19th Century English Georgian Antique Keystone

Materials

Stone, Limestone

Antique Limestone Lion Crest or Plaque
Antique Limestone Lion Crest or Plaque
$3,981
H 21.07 in W 18.12 in D 6.89 in
Hamilton Double Roller 992e Pocket Watch 3262545 Case
By Hamilton
Located in Surfside, FL
Adjusted Positions. Case Signed "Keystone base metal 3262545" Fine Pre-owned Hamilton Watch. Certified
Category

Early 1900s Antique Keystone

"Helpful Dog" by General Photographic Agency
Located in London, GB
William Campbell, 1923. Teddy, a great dane, was also known as Keystone Teddy. Unframed Paper Size: 20" x
Category

1920s Modern Antique Keystone

Materials

Black and White

Carved Arched Marble Fireplace
Located in London, GB
spandrels with inner rope moulding and scrollwork above, with carved keystone to centre. Moulded shelf above
Category

Mid-19th Century English Victorian Antique Keystone

Materials

Statuary Marble

Carved Arched Marble Fireplace
Carved Arched Marble Fireplace
$34,008
H 45.88 in W 73.25 in D 14.63 in
Early 18th Century Dark Italian Bardiglio Marble Frame Fireplace
Located in London, GB
keystone. Dimensions Height 53 15⁄16 (137cm) width 65¾ in (167cm) Internal height 43 7⁄8in (111.5cm
Category

Early 18th Century British George I Antique Keystone

Materials

Marble

Characterful study of the artist's cat
By Philip Wilson Steer
Located in Harkstead, GB
A really super image of a beautiful pussy cat by one of the keystones of the British Modern Art
Category

Early 20th Century Impressionist Antique Keystone

Materials

Paper, Pencil

Characterful study of the artist's cat
Characterful study of the artist's cat
$1,102 Sale Price
38% Off
H 4.75 in W 6.25 in D 1 in
18th Century George II Limestone Fireplace Mantel
Located in Haarlem, Noord-Holland
frieze centred by a moulded keystone with graduated flutes, flanked by raised panels, supported by
Category

Early 18th Century European Georgian Antique Keystone

Materials

Limestone

18th Century George II Limestone Fireplace Mantel
18th Century George II Limestone Fireplace Mantel
$14,000
H 50.99 in W 60.04 in D 2.17 in
Georgian Palladian Corner Cupboard
Located in Greenwich, CT
keystone arch over two panel door flanked by fluted pilasters, the interior with lovely scalloped shelves
Category

Mid-18th Century English Folk Art Antique Keystone

Materials

Pine

Georgian Palladian Corner Cupboard
Georgian Palladian Corner Cupboard
$9,800
H 48 in W 22 in D 22 in
Period Queen Anne Stone Fireplace
Located in London, GB
work and scrolled keystone to centre. Small scale, well suited to a Study, Bedroom or smaller Drawing
Category

Late 17th Century English Queen Anne Antique Keystone

Materials

Stone

Period Queen Anne Stone Fireplace
Period Queen Anne Stone Fireplace
$37,787
H 34.75 in W 51.38 in D 2.5 in
19th Century Black Marble Fireplace, circa 1860
Located in Tyrone, Northern Ireland
finely carved with arabesques, this rests above a framed opening featuring a dogs head keystone and
Category

19th Century English Baroque Revival Antique Keystone

Materials

Belgian Black Marble

19th Century Black Marble Fireplace, circa 1860
19th Century Black Marble Fireplace, circa 1860
$55,981
H 52.5 in W 83 in D 16 in
Antique French Turquin Blue and Violet Brocatelle Marble Mantel
Located in Dallas, TX
intricately hand-carved keystone, exemplifying the refined artistry of the era. Functional air vents
Category

18th Century French Antique Keystone

Materials

Marble

Howard 14 Karat Solid White Gold Opened Faced Pocket Watch, circa 1920s
By E. Howard & Co.
Located in Long Beach, CA
Howard Watch Company was acquired by the Keystone Watch Case Company. Keystone continued to produce
Category

Early 20th Century American Art Deco Antique Keystone

Materials

White Gold

George II Irish Baroque Marble Chimneypiece
Located in Tyrone, Northern Ireland
. The keystone carved with an oyster shell and the corners with stylized rosettes. This fireplace
Category

Early 18th Century Irish Baroque Antique Keystone

Materials

Marble

George II Irish Baroque Marble Chimneypiece
George II Irish Baroque Marble Chimneypiece
$20,993
H 50.5 in W 57 in D 2 in
19th Century St Annes Marble Arched Fireplace Surround
Located in Edinburgh, GB
rests above a central tapered keystone with a raised tablet of Belgian black marble, flanked by handed
Category

1880s British Victorian Antique Keystone

Materials

Marble

19th Century St Annes Marble Arched Fireplace Surround
19th Century St Annes Marble Arched Fireplace Surround
$5,528
H 44.1 in W 66.34 in D 11.23 in
Quality Period Victorian Fireplace in Italian Statuary Marble
Located in London, GB
panels and rope moulding, surmounted by carved guilloche motif and scrolled keystone to centre. The jambs
Category

Mid-19th Century English Victorian Antique Keystone

Materials

Statuary Marble

Howard Oversized Watch with Custom Steel Exhibition Back Case, 1920s
By Howard & Co., New York
Located in Long Beach, CA
acquired by the Keystone Watch Case Company. Keystone continued to produce Howard watches under the Howard
Category

1920s American Art Deco Antique Keystone

Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's
By Howard
Located in Long Beach, CA
they were rugged and dependable. In 1903, the Howard Watch Company was acquired by the Keystone Watch
Category

1920s American Art Deco Antique Keystone

Howard Stainless Steel Art Deco Watch Drivers Style and Original Dial
By E. Howard & Co.
Located in Long Beach, CA
Company was acquired by the Keystone Watch Case Company. Keystone continued to produce Howard watches
Category

1920s American Art Deco Antique Keystone

Antique White Statuary Marble Victorian Arched Fireplace Mantel
Located in London, GB
guilloche motif inset in the panels, either side of a scrolled keystone over a rope-twist carved arch
Category

Mid-19th Century English Victorian Antique Keystone

Materials

Statuary Marble

Rare and Old Reclaimed Italian Limestone Fireplace Mantel
Located in Costa Mesa, CA
with slightly varying color undertones. Front and center is a well-preserved ancient flower keystone
Category

Late 18th Century Italian Rustic Antique Keystone

Materials

Limestone, Metal

Rare and Old Reclaimed Italian Limestone Fireplace Mantel
Rare and Old Reclaimed Italian Limestone Fireplace Mantel
$15,520 Sale Price
20% Off
H 73 in W 75 in D 24 in
Antique Italian White Marble Victorian Arched Fireplace Mantel
Located in London, GB
guilloche motif inset in the panels, either side of a scrolled keystone over a rope-twist carved arch
Category

Mid-19th Century English Victorian Antique Keystone

Materials

Marble

Very Rare French Boulle Marquetry Inlay Cheval Mirror
By André-Charles Boulle
Located in London, GB
design, surmounted by a gilt bronze rococo keystone finial with a central female mask, the hinges
Category

19th Century French Louis XIV Antique Keystone

Materials

Brass, Ormolu

Movie Poster "The Cattle Baron's Daughter" Ca 1910; (1st Edition Book included)
Located in Incline Village, NV
"Keystone Studios" which produced early Charlie Chaplain films. The first American feature film "The Great
Category

1910s American Hollywood Regency Antique Keystone

Materials

Paper

Antique Irish Marble Fireplace
Located in Tyrone, Northern Ireland
the arches are carved with acanthus leaf decoration and in the centre a floral keystone.
Category

Mid-19th Century Irish Early Victorian Antique Keystone

Materials

Statuary Marble

Antique Irish Marble Fireplace
Antique Irish Marble Fireplace
$46,184
H 52.5 in W 87 in D 18 in
Howard Steel Oversized Wrist Watch Manual Winding from 1921
By Howard & Co., New York
Located in Long Beach, CA
dependable. In 1903, the Howard Watch Company was acquired by the Keystone Watch Case Company. Keystone
Category

1920s American Art Deco Antique Keystone

Materials

Steel

Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's
By Howard
Located in Long Beach, CA
dependable. In 1903, the Howard Watch Company was acquired by the Keystone Watch Case Company. Keystone
Category

1920s American Art Deco Antique Keystone

Antique French Balacet Marble Mantel
Located in Dallas, TX
motif on the keystone, adding a striking focal point. Both mantel legs begin with a geometric square
Category

19th Century French French Provincial Antique Keystone

Materials

Marble

Antique French Balacet Marble Mantel
Antique French Balacet Marble Mantel
$27,700
H 39.75 in W 62.5 in D 16 in
Large 19th Century Italian Limestone Fireplace
Located in London, GB
A well carved Renaissance style fireplace in limestone, with a centre keystone to frieze, and
Category

19th Century Italian Renaissance Antique Keystone

Materials

Limestone

Large 19th Century Italian Limestone Fireplace
Large 19th Century Italian Limestone Fireplace
$36,842
H 65 in W 82.5 in D 8 in
Gothic Revival Carved Oak Fireplace
Located in London, GB
undercarved with foliate detail beneath which is a castellated border centred by a keystone with a plain
Category

Mid-19th Century English Gothic Revival Antique Keystone

Materials

Oak

Gothic Revival Carved Oak Fireplace
Gothic Revival Carved Oak Fireplace
$31,069
H 65.95 in W 68.9 in D 14.3 in
Hamilton Watch Company of Lancaster, PA, circa 1915
By Hamilton
Located in Los Angeles, CA
Keystone and is in good condition with a small scratch and a few small dimples on the rear cover. The
Category

Early 20th Century American Edwardian Antique Keystone

Materials

Gold-filled

French Empire Sarancolin and Statuary Marble Fireplace Mantel
Located in London, GB
with white marble moulding, and gently shaped stretcher below with marble keystone. Surmounted by
Category

Early 19th Century French Empire Antique Keystone

Materials

Marble

Antique French Carved Oak Vitrine Cabinet Bookcase Barley Twist Renaissance
Located in Miami, FL
features a dimensional carved mask amid carved foliate scrolls, with carved keystone corners on either side
Category

Late 19th Century French Baroque Antique Keystone

Materials

Bronze

Antique French Carved Oak Vitrine Cabinet Bookcase Barley Twist Renaissance
Antique French Carved Oak Vitrine Cabinet Bookcase Barley Twist Renaissance
$6,920 Sale Price
20% Off
H 86.42 in W 55.32 in D 20.08 in
Georgian Palladian Painted Birdhouse
Located in Greenwich, CT
keystone adorned arch, the center bow fronted tole balcony hinged for front access, the plinth base with
Category

19th Century English Palladian Antique Keystone

Materials

Tôle, Wire

Georgian Palladian Painted Birdhouse
Georgian Palladian Painted Birdhouse
$12,900
H 43 in W 40 in D 14.5 in
19th Century Victorian Fireplace in Grey Saint Anne des Pyrenees Marble
Located in Edinburgh, GB
keystone adornment, the whole resting on moulded foot blocks. This is a beautiful fireplace surround
Category

1880s British Victorian Antique Keystone

Materials

Marble

19th Century Victorian Fireplace in Grey Saint Anne des Pyrenees Marble
19th Century Victorian Fireplace in Grey Saint Anne des Pyrenees Marble
$6,605 Sale Price
20% Off
H 48.43 in W 73.31 in D 13.78 in
Abstract Silhouette Hat Portraits - Female Illustrator of Golden Age
By Jessie Gillespie
Located in Miami, FL
1922 to 1931 and the art editor of Jewelers' Circular-Keystone from 1933 to 1939.[12] She specialized
Category

1910s Victorian Antique Keystone

Materials

Ink, Illustration Board, Pen

Large 19th Century Arched Verde Antico Marble Fireplace Surround
Located in Edinburgh, GB
by a raised scalloped fluted keystone, and flanked by a pair of large spandrels each carved with
Category

1890s Scottish Victorian Antique Keystone

Materials

Marble

Large 19th Century Arched Verde Antico Marble Fireplace Surround
Large 19th Century Arched Verde Antico Marble Fireplace Surround
$16,570 Sale Price
20% Off
H 47.64 in W 77.76 in D 15.56 in
Panel with a Mascaron
By Hans Sebald Beham
Located in New York, NY
. A mascaron is a grotesque head or face, used to adorn keystones and other prominent architectural
Category

16th Century Old Masters Antique Keystone

Materials

Engraving

Lower East Side Crowd
By Abraham Walkowitz
Located in Fairlawn, OH
his renowned 291 Gallery until it closed in 1917, and as an active participant in the keystone Armory
Category

1910s American Modern Antique Keystone

Materials

Ink

Isadora Duncan
By Abraham Walkowitz
Located in Fairlawn, OH
until it closed in 1917, and as an active participant in the keystone Armory Show of 1913, Walkowitz
Category

1910s American Modern Antique Keystone

Materials

Graphite

Large-Scale Keystone Ride-On Toy Fire Truck
By Keystone Manufacturing Company
Located in Fulton, CA
Impressive, large scale "Ride-Em" pressed steel toy fire engine ladder truck by Keystone
Category

Early 20th Century American Antique Keystone

Materials

Steel

Large-Scale Keystone Ride-On Toy Fire Truck
Large-Scale Keystone Ride-On Toy Fire Truck
$1,250
H 12.75 in W 30.5 in D 8.5 in
Carved Limestone Keystone
Located in New York, NY
Third quarter 19th century limestone keystone having decoratively carved crossed foliate S scroll
Category

Late 19th Century American Antique Keystone

Materials

Limestone

Carved Limestone Keystone
Carved Limestone Keystone
$450
H 12 in W 9.5 in D 4.5 in
Carved Limestone Keystone
Located in New York, NY
Third quarter 19th century carved limestone keystone having a decorative bound foliate motif
Category

Late 19th Century American Antique Keystone

Materials

Limestone

Carved Limestone Keystone
Carved Limestone Keystone
$450
H 12 in W 9.5 in D 4.5 in
Horse Head Marble Keystone
Located in London, GB
An elegant marble sculpture of a horse head used as a keystone most probably for an archway. French
Category

Early 20th Century French Edwardian Antique Keystone

Materials

Marble

Horse Head Marble Keystone
Horse Head Marble Keystone
$1,189
H 13.39 in W 9.45 in D 3.15 in
1920s Keystone Opthalmic Binocular
Located in Toronto, ON
This early Keystone Ophthalmic Telebinocular is the accepted Pioneer instrument of modern binocular
Category

1920s American Antique Keystone

Materials

Iron

1920s Keystone Opthalmic Binocular
1920s Keystone Opthalmic Binocular
$850
H 17 in W 8 in D 9 in
Keystone Cop Double Sided Whirligig
Located in Hadley, MA
Excellent pine whirligig carving of Fatty Arbuckle, the famous Keystone Cop. All original
Category

Early 20th Century American Folk Art Antique Keystone

Materials

Pine

Keystone Cop Double Sided Whirligig
Keystone Cop Double Sided Whirligig
$1,850
H 15.5 in W 8.5 in D 4.25 in
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Antique Keystone For Sale on 1stDibs

At 1stDibs, there are many versions of the ideal antique keystone for your home. Frequently made of stone, metal and limestone, every antique keystone was constructed with great care. You’ve searched high and low for the perfect antique keystone — we have versions that date back to the 18th Century alongside those produced as recently as the 20th Century are available. An antique keystone, designed in the Neoclassical, Victorian or Baroque style, is generally a popular piece of furniture. A well-made antique keystone has long been a part of the offerings for many furniture designers and manufacturers, but those produced by Keystone Manufacturing Company and Keystone Iron & Steel Works are consistently popular.

How Much is a Antique Keystone?

The average selling price for an antique keystone at 1stDibs is $1,600, while they’re typically $450 on the low end and $24,000 for the highest priced.