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"Jean Cocteau" by Keystone-France

"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

Gothic Keystone - France, 14th century
Gothic Keystone - France, 14th century

Gothic Keystone - France, 14th century

Located in Bruxelles, BE

Gothic Keystone Limestone France, 14th century 33 x 47 x 26 cm A striking relic of Gothic

Category

15th Century and Earlier French Gothic Antique Keystone

Materials

Limestone

Keystone Broom Corn Advertising Sign
Keystone Broom Corn Advertising Sign

Keystone Broom Corn Advertising Sign

Located in San Francisco, CA

Keystone broom corn supplies metal advertising sign 22.75" x 25.5"

Category

19th Century American Antique Keystone

Materials

Metal

Coade Style Keystone of Democritus
Coade Style Keystone of Democritus

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

Eighteenth Century Carved Portland Stone Keystone
Eighteenth Century Carved Portland Stone Keystone

Eighteenth Century Carved Portland Stone Keystone

Located in London, GB

A large carved Portland stone keystone, likely eighteenth century, the tapered form with female

Category

Late 18th Century British Classical Roman Antique Keystone

Materials

Limestone

Monumental English Edwardian Portland Stone Keystone
Monumental English Edwardian Portland Stone Keystone

Monumental English Edwardian Portland Stone Keystone

Located in London, GB

An enormous, English carved Portland Stone keystone, Edwardian c.1905, with a female mask to the

Category

Early 20th Century English Classical Roman Antique Keystone

Materials

Limestone

19th Century Victorian Carrara Marble Mantel Keystone
19th Century Victorian Carrara Marble Mantel Keystone

19th Century Victorian Carrara Marble Mantel Keystone

Located in Stamford, CT

A 19th Century Victorian carrara marble mantel keystone with a carved scallop shell. This is a

Category

Late 19th Century American Antique Keystone

Materials

Carrara Marble

Antique Carved Limestone Keystone of a Queen
Antique Carved Limestone Keystone of a Queen

Antique Carved Limestone Keystone of a Queen

Located in Wormelow, Herefordshire

An antique carved limestone keystones of a Queen, salvaged from a period building in East Anglia

Category

Mid-18th Century English Georgian Antique Keystone

Materials

Stone, Limestone, Steel

Antique Limestone Keystone of an English King
Antique Limestone Keystone of an English King

Antique Limestone Keystone of an English King

Located in Wormelow, Herefordshire

An antique carved limestone keystones of an English king, salvaged from a period building in East

Category

Mid-18th Century English Georgian Antique Keystone

Materials

Stone, Limestone, Steel

19th Century Victorian Marble Fireplace Mantle Keystone
19th Century Victorian Marble Fireplace Mantle Keystone

19th Century Victorian Marble Fireplace Mantle Keystone

Located in Vero Beach, FL

19th Century Victorian Marble Fireplace Mantle Keystone Delicately carved architectural cartouche

Category

19th Century Antique Keystone

Materials

Carrara Marble

Victorian Portland Stone Keystone Heads, 17th Century
Victorian Portland Stone Keystone Heads, 17th Century

Victorian Portland Stone Keystone Heads, 17th Century

Located in London, GB

A set of Five Victorian Portland Stone Keystone Heads Three depicted as the Green Man, with beards

Category

17th Century Victorian Antique Keystone

Materials

Marble

Large Antique Stoneware Keystone Attributed to Blanchard
Large Antique Stoneware Keystone Attributed to Blanchard

Large Antique Stoneware Keystone Attributed to Blanchard

By Blanchard

Located in Wormelow, Herefordshire

A very large and unusual antique stoneware keystone attributed to Blanchard (unsigned), circa 1865

Category

Mid-19th Century English Georgian Antique Keystone

Materials

Stoneware

A Coade Keystone of Minerva Dated 1794
A Coade Keystone of Minerva Dated 1794

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

3 Monumental Antique Carved Keystones  London Building Facade
3 Monumental Antique Carved Keystones  London Building Facade

3 Monumental Antique Carved Keystones London Building Facade

Located in Ware, GB

Magnificent Portland stone Keystones, reclaimed from Lower Regents Street, London. The impressive

Category

19th Century British Baroque Antique Keystone

Materials

Stone

Antique Lipscombe & Co Glazed Terracotta Green Man Keystone
Antique Lipscombe & Co Glazed Terracotta Green Man Keystone

Antique Lipscombe & Co Glazed Terracotta Green Man Keystone

Located in Wormelow, Herefordshire

An antique Lipscombe & Co glazed terracotta keystone of a Green Man mask, reclaimed from a British

Category

Late 19th Century English Georgian Antique Keystone

Materials

Terracotta

Continental '19th Century' Porcelain Keystone Shaped Wall Mirror
Continental '19th Century' Porcelain Keystone Shaped Wall Mirror

Continental '19th Century' Porcelain Keystone Shaped Wall Mirror

Located in Queens, 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
Continental '19th Century' Porcelain Keystone Shaped Wall Mirror

Continental '19th Century' Porcelain Keystone Shaped Wall Mirror

Located in Queens, NY

Continental (possibly German 19th century) white porcelain keystone shaped wall mirror with yellow

Category

19th Century German Neoclassical Antique Keystone

Materials

Porcelain

Antique Renaissance Style Carved Sandstone Corbel or Keystone
Antique Renaissance Style Carved Sandstone Corbel or Keystone

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 Glazed Terracotta Green Man Keystone by Lipscombe & Co
Antique Glazed Terracotta Green Man Keystone by Lipscombe & Co

Antique Glazed Terracotta Green Man Keystone by Lipscombe & Co

By Lipscombe & Co.

Located in Wormelow, Herefordshire

An antique Lipscombe & Co. (stamped) glazed terracotta keystone of a Green Man mask, reclaimed from

Category

19th Century English Antique Keystone

Materials

Terracotta

Pennsylvania 1888 Antique Map – The Keystone State, Southeastern Railroads
Pennsylvania 1888 Antique Map – The Keystone State, Southeastern Railroads

Pennsylvania 1888 Antique Map – The Keystone State, Southeastern Railroads

Located in Langweer, NL

Antique Map of Southeastern Pennsylvania – Rand McNally, circa 1888 This antique map of southeastern Pennsylvania was published by Rand, McNally & Co. around 1888, taken from one of...

Category

Late 19th Century American Antique Keystone

Materials

Paper

Manitoba Antique Railroad Map c.1888 – Keystone Province Cities & Towns
Manitoba Antique Railroad Map c.1888 – Keystone Province Cities & Towns

Manitoba Antique Railroad Map c.1888 – Keystone Province Cities & Towns

Located in Langweer, NL

Antique Map of Manitoba, Canada – Rand McNally, circa 1888 Description: This antique map of Manitoba was published by Rand, McNally & Co. around 1888. It offers a detailed look at t...

Category

Late 19th Century American Antique Keystone

Materials

Paper

Northeastern Pennsylvania Antique Map c.1888 – Keystone State Cities & Counties
Northeastern Pennsylvania Antique Map c.1888 – Keystone State Cities & Counties

Northeastern Pennsylvania Antique Map c.1888 – Keystone State Cities & Counties

Located in Langweer, NL

Antique Map of Northeastern Pennsylvania – Rand McNally, circa 1888 This antique map of northeastern Pennsylvania was published by Rand, McNally & Co. around 1888. Taken from one of...

Category

Late 19th Century American Antique Keystone

Materials

Paper

Southwestern Pennsylvania Antique Map c.1888 – Keystone State Counties & Cities
Southwestern Pennsylvania Antique Map c.1888 – Keystone State Counties & Cities

Southwestern Pennsylvania Antique Map c.1888 – Keystone State Counties & Cities

Located in Langweer, NL

Antique Map of Southwestern Pennsylvania – Rand McNally, circa 1888 This antique map of southwestern Pennsylvania was published by Rand, McNally & Co. around 1888. It comes from the...

Category

Late 19th Century American Antique Keystone

Materials

Paper

Pennsylvania Antique Map c.1888 – The Keystone State, Northwestern Counties
Pennsylvania Antique Map c.1888 – The Keystone State, Northwestern Counties

Pennsylvania Antique Map c.1888 – The Keystone State, Northwestern Counties

Located in Langweer, NL

Antique Map of Northwestern Pennsylvania – Rand McNally, circa 1888 This finely detailed antique map of northwestern Pennsylvania was published by Rand, McNally & Co. around 1888. I...

Category

Late 19th Century American Antique Keystone

Materials

Paper

Antique Keystone by Whiting Youth Sterling Silver Fork, Knife & Spoon Boxed Set
Antique Keystone by Whiting Youth Sterling Silver Fork, Knife & Spoon Boxed Set

Antique Keystone by Whiting Youth Sterling Silver Fork, Knife & Spoon Boxed Set

By Whiting Manufacturing Company

Located in Philadelphia, PA

A fine boxed youth utensil set. By Whiting. In sterling silver. In the Keystone pattern

Category

Early 20th Century American Aesthetic Movement Antique Keystone

Materials

Sterling Silver

English Corner Cabinet of Pine from the Georgian Era
English Corner Cabinet of Pine from the Georgian Era

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

Bronze paperweight in the form of a catfish
Bronze paperweight in the form of a catfish

Bronze paperweight in the form of a catfish

Located in PARIS, FR

, quite litteraly « keystone»). Sometimes the god can’t keep its concentration and the namazu take

Category

Late 19th Century Japanese Meiji Antique Keystone

Materials

Bronze

Large Antique Victorian Carrara Marble Arched Chimneypiece
Large Antique Victorian Carrara Marble Arched Chimneypiece

Large Antique Victorian Carrara Marble Arched Chimneypiece

Located in Ware, GB

a distinctive central keystone. A deep, refined shelf rests on substantial scrolled corbels set

Category

17th Century Antique Keystone

Materials

Carrara Marble

Elgin 14K Gold Open-Face Pocket Watch 21-Jewel Movement, circa 1899
Elgin 14K Gold Open-Face Pocket Watch 21-Jewel Movement, circa 1899

Elgin 14K Gold Open-Face Pocket Watch 21-Jewel Movement, circa 1899

By Elgin

Located in Miami, FL

hallmarked 14K Keystone solid-gold case. The movement is the standout: a beautifully damaskeened 21-jewel

Category

1890s American Antique Keystone

Materials

14k Gold

Victorian 14K Gold Masonic Royal Arch Pendant with Enamel and Engraving
Victorian 14K Gold Masonic Royal Arch Pendant with Enamel and Engraving

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

Early Georgian Stone Fireplace Surround
Early Georgian Stone Fireplace Surround

Early Georgian Stone Fireplace Surround

Located in Twickenham, GB

tapered and fluted keystone, the aperture framed with bead moulding. English, c.1710. This fireplace

Category

Early 18th Century English Queen Anne Antique Keystone

Materials

Limestone

Biedermeier Lyra Secretary Desk, circa 1830
Biedermeier Lyra Secretary Desk, circa 1830

Biedermeier Lyra Secretary Desk, circa 1830

Located in Greding, DE

, quatrefoils, and keystones. The central compartment opens via a concealed mechanism located in the drawer

Category

1830s German Biedermeier Antique Keystone

Materials

Brass

C19th English Victorian Carrara marble fireplace, in the French Style
C19th English Victorian Carrara marble fireplace, in the French Style

C19th English Victorian Carrara marble fireplace, in the French Style

Located in London, GB

curvaceous shelf with egg and dart mould to the front edge, the frieze with spandrels centred by keystone

Category

Late 19th Century British Victorian Antique Keystone

Materials

Carrara Marble

Antique French Alep Breccia Marble Mantel
Antique French Alep Breccia Marble Mantel

Antique French Alep Breccia Marble Mantel

Located in Dallas, TX

. This exquisite piece showcases a hand-carved motif adorning the keystone, complemented by elegantly

Category

19th Century French Antique Keystone

Materials

Marble

A Queen Anne Blackened Sandstone Frame Chimneypiece
A Queen Anne Blackened Sandstone Frame Chimneypiece

A Queen Anne Blackened Sandstone Frame Chimneypiece

Located in London, GB

frieze is centred with a keystone carved in a patera of concentric leaves. Original sandstone insert

Category

Early 18th Century English Queen Anne Antique Keystone

Materials

Sandstone

A Reclaimed 18th Century Style Bolection Stone Fireplace Mantel
A Reclaimed 18th Century Style Bolection Stone Fireplace Mantel

A Reclaimed 18th Century Style Bolection Stone Fireplace Mantel

Located in London, GB

frieze with plain incised keystone to centre. The C scrolled cushion moulding supporting a wide stepped

Category

Early 20th Century English Georgian Antique Keystone

Materials

Stone

Architectural Welsh Low Dresser
Architectural Welsh Low Dresser

Architectural Welsh Low Dresser

Located in Greenwich, CT

banks of drawers flanking a central arched door with keystone and compass star inlay, and standing on

Category

Mid-18th Century Welsh Antique Keystone

Materials

Oak

An Early 18th Century George I Irish Kilkenny Marble Frame Chimneypiece
An Early 18th Century George I Irish Kilkenny Marble Frame Chimneypiece

An Early 18th Century George I Irish Kilkenny Marble Frame Chimneypiece

Located in London, GB

With a fluted keystone, flanked by fielded panels to the frieze, on original footblocks. Height 57

Category

Early 18th Century Irish George I Antique Keystone

Materials

Marble

An Early 18th Century Irish Frame Chimneypiece in Kilkenny Fossil Marble
An Early 18th Century Irish Frame Chimneypiece in Kilkenny Fossil Marble

An Early 18th Century Irish Frame Chimneypiece in Kilkenny Fossil Marble

Located in London, GB

central stylised keystone. Dimensions Height 47½in (121cm) width 52in (132cm) Internal height 42in (107cm

Category

Early 18th Century Irish Antique Keystone

Materials

Marble

An Elegant Limestone Queen Anne Period Frame Chimneypiece
An Elegant Limestone Queen Anne Period Frame Chimneypiece

An Elegant Limestone Queen Anne Period Frame Chimneypiece

Located in London, GB

elegant keystone. Height 51 in (129cm) width 39 in (99cm) Internal height 32 in (81.5cm) width 37 1/2 in

Category

Early 18th Century English Queen Anne Antique Keystone

Materials

Limestone

Seated Woman

Seated Woman

Located in Paris, Île-de-France

engineering. Far from an isolated curiosity, Seated Woman emerges as a keystone—clarifying Schubert’s

Category

1920s Modern Antique Keystone

Materials

Ink, Magazine Paper

An Early Eighteenth Century Carrara Marble Fireplace of Geometric Form
An Early Eighteenth Century Carrara Marble Fireplace of Geometric Form

An Early Eighteenth Century Carrara Marble Fireplace of Geometric Form

Located in London, GB

An Early 18th Century Carrara Marble Fireplace. The frieze decorated with a central keystone with

Category

Early 18th Century English Georgian Antique Keystone

Materials

Marble, Carrara Marble

A Victorian Chimneypiece of Robust Architectural Form in Carrara Marble
A Victorian Chimneypiece of Robust Architectural Form in Carrara Marble

A Victorian Chimneypiece of Robust Architectural Form in Carrara Marble

Located in London, GB

A late Victorian Carrara marble fireplace with arched moulded opening, headed by a corbel keystone

Category

Late 19th Century English Late Victorian Antique Keystone

Materials

Marble, Carrara Marble

Set of 6 Antique French Louis XVI Dining Chairs
Set of 6 Antique French Louis XVI Dining Chairs

Set of 6 Antique French Louis XVI Dining Chairs

Located in Dallas, TX

with keystone-shaped seatbacks contoured for comfort with dished out corners providing no sharp corners

Category

Early 20th Century French Louis XVI Antique Keystone

Materials

Fabric, Oak

Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's
Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's

Howard Stainless Steel Art Deco Exhibition Back Watch, circa 1920's

By Howard

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

Antique Reclaimed Neo-Gothic Carved Tan Marble Mantel
Antique Reclaimed Neo-Gothic Carved Tan Marble Mantel

Antique Reclaimed Neo-Gothic Carved Tan Marble Mantel

Located in New York, NY

delicate foliate carvings and topped with a sculpted keystone—perhaps a leafy boss or subtle grotesque

Category

Early 20th Century Gothic Antique Keystone

Materials

Marble

Antique Italian Statuary White Marble Baroque Style Fireplace Mantel
Antique Italian Statuary White Marble Baroque Style Fireplace Mantel

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

Howard 14Kt Solid Gold Open Faced Pocket Watch 1925 Flawless Enamel Dial
Howard 14Kt Solid Gold Open Faced Pocket Watch 1925 Flawless Enamel Dial

Howard 14Kt Solid Gold Open Faced Pocket Watch 1925 Flawless Enamel Dial

By Howard

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

Materials

Gold

Grand Portoro Marble & Serpentine Marble Fireplace Mantel
Grand Portoro Marble & Serpentine Marble Fireplace Mantel

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

Antique Black Marble Fireplace from the Early Victorian Period, circa 1850
Antique Black Marble Fireplace from the Early Victorian Period, circa 1850

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

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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.