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"Jean Cocteau" by Keystone-France
Located in London, GB
"Jean Cocteau" by Keystone-France Portrait in the 1920s or 1930s of the writer Jean Cocteau in a
Category

1920s Modern Antique Keystone

Materials

Black and White

Early 20th Century Keystone Pressed Steel Toy Steam Shovel
By Keystone Manufacturing Company
Located in Port Jervis, NY
Fabulous and a survivor of almost 100 years old. A very decorative piece to lighten a room and inject some fun. Very chic. In excellent antique condition with lots of patina. Door fo...
Category

1920s American Industrial Antique Keystone

Materials

Steel

Antique Keystone 8 M.M. Film Projector, Model R-8, USA
By Keystone Camera Company
Located in San Francisco, CA
This antique Keystone 8 M.M. Film Projector, Model R-8, S/N 444000, was manufactured in Boston, MA
Category

Early 20th Century American Art Deco Antique Keystone

Materials

Metal

Keystone Cops Cast Portrait
Located in Austin, TX
The Keystone Cops (often spelled Keystone Kops) are fictional, humorously incompetent policemen
Category

1910s Contemporary Antique Keystone

Materials

Archival Paper, Archival Ink, Archival Pigment

Antique Keystone Cops Cast Portrait
Keystone Cops Cast Portrait
H 16 in W 20 in D 1 in
18th Century Coade Stone Keystone
Located in Gloucestershire, GB
Fine 18th Century Coade Stone keystone, stamped and dated ' Coade Lambeth 1781' mounted on a
Category

18th Century British Country Antique Keystone

Materials

Terracotta

Antique 18th Century Coade Stone Keystone
18th Century Coade Stone Keystone
H 9.85 in W 9.45 in D 8.67 in
Coade Style Keystone of Democritus
Located in Wormelow, Herefordshire
Coade style Keystone of Democritus. A brilliant keystone of Democritus, an Ancient Greek
Category

Early 19th Century Antique Keystone

Materials

Terracotta

Antique Coade Style Keystone of Democritus
Coade Style Keystone of Democritus
H 22.64 in W 11.82 in D 9.85 in
A Coade Keystone of Minerva Dated 1794
Located in Wormelow, Herefordshire
A Coade Keystone of Minerva Dated 1794. Stamped Coade, London, and is dated 1794. Minerva is known
Category

Late 18th Century Antique Keystone

Materials

Coade Stone

Antique A Coade Keystone of Minerva Dated 1794
A Coade Keystone of Minerva Dated 1794
H 10.04 in W 7.29 in D 8.08 in
Continental '19th Century' Porcelain Keystone Shaped Wall Mirror
Located in New York, NY
Continental, possibly German, '19th centurty' white porcelain keystone shaped wall mirror with
Category

19th Century German Neoclassical Antique Keystone

Materials

Porcelain

Continental '19th Century' Porcelain Keystone Shaped Wall Mirror
Located in New York, NY
Continental (possibly German 19th century) white porcelain keystone shaped wall mirror with yellow
Category

19th Century German Neoclassical Antique Keystone

Materials

Porcelain

Terra Cotta Building Keystone with Face of Lovely Maiden
Located in Chicago, IL
Terra cotta building keystone with face of lovely maiden. Great condition.
Category

1920s American Antique Keystone

Materials

Terracotta

Antique Renaissance Style Carved Sandstone Corbel or Keystone
Located in St Annes, Lancashire
Wonderful stone carving of a kings face. Probably English. I have dated it at least, 19th century. It is most likely earlier than this. Difficult to be precise. Free UK shipping
Category

Mid-19th Century English Renaissance Antique Keystone

Materials

Sandstone

Antique Keystone View Stereoscope Library Book Slides Images World War
Located in Dayton, OH
Antique Keystone View Co Sterographic Library index photo cards / slides and Stereoscope. Features
Category

Early 20th Century American American Colonial Antique Keystone

Materials

Leather, Plastic

17th Century Spanish Pair of Hand Carved Church Arched Vault Keystones
Located in Marbella, ES
17th century Spanish pair of hand carved church arched vault keystones.
Category

17th Century European Antique Keystone

Materials

Stone

16th Century Spanish Keystone Wedged Where Arches Meet at the Apex of a Vault
Located in Marbella, ES
16th century Spanish round shaped keystone wedged in the ceiling, where arches meet the apex of a
Category

16th Century European Antique Keystone

Materials

Stone

Antique Rouge Royal Marble Fireplace Surround
Located in Ware, GB
century arched fire surround has a central keystone and is an excellent example of marble fireplaces
Category

Mid-19th Century Victorian Antique Keystone

Materials

Marble

Antique Victorian Carved Statuary Marble Arched Chimneypiece
Located in Ware, GB
keystone. This very impressive piece can be purchased with its original cast iron insert with brass
Category

19th Century English Victorian Antique Keystone

Materials

Marble

A grand antique Victorian marble mantel made from Nero Portoro.
Located in Tyrone, Northern Ireland
keystone and black marble lotus leaf capitals, mouldings and shelf. The combination of the three different
Category

Mid-19th Century English Victorian Antique Keystone

Materials

Marble

Grand Portoro Marble & Serpentine Marble Fireplace Mantel
Located in London, GB
with crisplycarved Cornish serpentine dentils. Under this, the central keystone, ionic capitals and
Category

1860s British High Victorian Antique Keystone

Materials

Marble

Arched Victorian Chimneypiece c. 1860 Carved in Statuary Marble
Located in New York, NY
corbels supporting the mantel shelf and the heavily decorated keystone Opening: 33" W x 34 1/4" H Overall
Category

17th Century Victorian Antique Keystone

Materials

Statuary Marble

English Antique Victorian Carved Statuary Marble Fireplace Surround
Located in Manchester, GB
. Each leg is well carved with acanthus scrolls, so too is the large keystone. Images prior to
Category

19th Century English Victorian Antique Keystone

Materials

Statuary Marble

19th century Petite French Carved Oak Secretary Writing Desk Table Louis XVI
Located in Shreveport, LA
, each having carved foliate scroll front panels, flanked by carved keystones~ ~Desk top has wide carved
Category

19th Century French Louis XVI Antique Keystone

Materials

Oak

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

Antique French Cabinet Bookcase Barley Twist Black Forest Carved Oak Glass Door
Located in Shreveport, LA
carved keystone corners on either side. Full length barley twist columns flank the large door that
Category

Late 19th Century French French Provincial Antique Keystone

Materials

Glass, Oak

Federal Chippendale Walnut Corner Cupboard
Located in Bradenton, FL
pilasters, compass-head door aperture with keystone, exaggerated ogee cornice with engaged capitals, and
Category

Late 18th Century American Federal Antique Keystone

Materials

Walnut

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

Reclaimed 19th Century arched Victorian Carrara marble fireplace surround
Located in Manchester, GB
mantle sits above a plain keystone. The spandrels carved with a four point star within a ring where the
Category

19th Century English Victorian Antique Keystone

Materials

Carrara Marble

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

Antique Italian Statuary White Marble Baroque Style Fireplace Mantel
Located in London, GB
large figural keystone tablet again in high relief of embracing sculptured winged Putti. All beneath a
Category

Mid-19th Century Italian Baroque Antique Keystone

Materials

Statuary Marble

Early 18th Century Dark Italian Bardiglio Marble Frame Fireplace
Located in London, GB
keystone.
Category

Early 18th Century British George I Antique Keystone

Materials

Marble

Victorian 14K Gold Masonic Royal Arch Pendant with Enamel and Engraving
Located in Venice, CA
This 14k gold keystone shaped pendant can be attributed to the Royal Arch Masonry Chapter of the
Category

1890s American Victorian Antique Keystone

Materials

14k Gold, Yellow Gold, Enamel

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

Grand Victorian Black Marble Fireplace
Grand Victorian Black Marble Fireplace
H 50.4 in W 77.76 in D 15.56 in
George III Painted Dial Grandfather Clock
Located in Wilson, NC
brass ball finial and rosettes, reeded and tapered keystone above turned and reeded columns with brass
Category

1790s English George III Antique Keystone

Materials

Metal, Brass, Steel

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
H 48.82 in W 46.26 in D 4.73 in
Waltham 14K Gold Grade 620 15 Jewels Manual Antique Pocket Watch
By American Waltham Watch Co.
Located in San Fernando, CA
= 82.6 grams Approx. 48mm diameter excluding the winding stem and the loop made by the Keystone watch
Category

Early 1900s Antique Keystone

Materials

14k 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
H 21.07 in W 18.12 in D 6.89 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

Enamel, Gold, 14k Gold, Yellow Gold

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

Antique Crown New York Standard Philadelphia Case 14k Gold Fill 7J Pocket Watch
Located in Dayton, OH
- 1953 Sold to Keystone Watch Case Co. (1903) 14k Gold Filled New York Standard Grade: Crown 730
Category

1910s Edwardian Antique Keystone

Materials

Metal

"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

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

Pencil, Paper

Characterful study of the artist's cat
Characterful study of the artist's cat
Free Shipping
H 4.75 in W 6.25 in D 1 in
Waltham Vanguard Gold Filled Pocketwatch 9232658 Case
By Waltham
Located in Surfside, FL
. 16 size/50 mm case size. Case Signed "Waltham Premier Keystone J. Boss. 10k Gold Filled 9232658" Fine
Category

Early 1900s Antique Keystone

Materials

Gold-filled

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

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
H 45.88 in W 73.25 in D 14.63 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
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
H 34.75 in W 51.38 in D 2.5 in
1800s Victorian Carved Statuary White Marble Mantel Original to NYC Townhouse
Located in New York, NY
Club located on East 10th Street, New York City's townhouse estate in 1890. The keystone and corbels
Category

Late 19th Century American Victorian Antique Keystone

Materials

Statuary Marble

English Corner Cabinet of Pine from the Georgian Era
Located in Austin, TX
, featuring crown moulding, a moulded column arch with decoratively-carved keystone, scroll-work foliage and
Category

Early 19th Century English Georgian Antique Keystone

Materials

Metal, Brass

Howard 14Kt Whilte Gold Filled Art Deco Pocket Watch with Geneva Seal Standards
By Howard & Co., New York
Located in Long Beach, CA
because they were rugged and dependable. In 1903, the Howard Watch Company was acquired by the Keystone
Category

1920s Swiss Antique Keystone

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

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

Magnolia Blossom
By Imogen Cunningham
Located in New York, NY
keystone of modernist photography. In the 1920s, Cunningham was living in Oakland and was largely confined
Category

1920s Antique Keystone

Materials

Silver Gelatin

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

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

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

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

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

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

Two Callas
By Imogen Cunningham
Located in New York, NY
keystone of modernist photography. In the 1920s, Cunningham was living in Oakland and was largely confined
Category

1920s Antique Keystone

Materials

Silver Gelatin

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
H 52.5 in W 87 in D 18 in
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

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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.