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Piaget White Gold Square Watch Ref. 9136

Piaget White Gold Square Watch Ref. 9136

Sold Out

 

Cartier Yellow Gold Box Makeup Compact, London Jacques Cartier from 1932 (Objet)

Cartier Yellow Gold Box Makeup Compact, London Jacques Cartier from 1932 (Objet)

Sold Out

 

Jaeger Lecoultre Jade Diamond Onyx Pendant Watch, Art Deco (Objet)

Jaeger Lecoultre Jade Diamond Onyx Pendant Watch, Art Deco (Objet)

Sold Out

 

Bulgari Ring, Circa 1970 (Objet)

Bulgari Ring, Circa 1970 (Objet)

$3,500 USD
 

Van Cleef & Arpels Alarm Clock with Rope Design and Sapphires (Objet)

Van Cleef & Arpels Alarm Clock with Rope Design and Sapphires (Objet)

Sold Out

 

Cartier Yellow Gold Golf Cufflinks (Objet)

Cartier Yellow Gold Golf Cufflinks (Objet)

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Bulgari 18k Yellow Gold Monete Ring (Objet)

Bulgari 18k Yellow Gold Monete Ring (Objet)

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Tiffany & Co. Yellow Gold Cufflinks (Objet)

Tiffany & Co. Yellow Gold Cufflinks (Objet)

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Asprey Omani Khanjar White Gold Bracelet (Objet)

Asprey Omani Khanjar White Gold Bracelet (Objet)

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Cartier - Cartier Yellow Gold Pasha Triple Calendar Moonphase Watch Ref. 0925 - The Keystone Watches

Cartier Yellow Gold Pasha Triple Calendar Moonphase Watch Ref. 0925

Cartier Yellow Gold Pasha Triple Calendar Moonphase Watch Ref. 0925

Sold Out

 

Parmigiani Platinum and Diamond Toric Tourbillon Watch Ref. PF000392

Parmigiani Platinum and Diamond Toric Tourbillon Watch Ref. PF000392

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Cartier - Cartier Yellow Gold Automatic Pasha Ref. 1989 with Rare Black Dial - The Keystone Watches

Cartier Yellow Gold Automatic Pasha Ref. 1989 with Rare Black Dial

Cartier Yellow Gold Automatic Pasha Ref. 1989 with Rare Black Dial

Sold Out

 

Breguet Yellow Gold Vintage Classique Watch

Breguet Yellow Gold Vintage Classique Watch

Sold Out

 

Cartier Yellow Gold Pasha Golf Ref. 0955

Cartier Yellow Gold Pasha Golf Ref. 0955

Sold Out

 

Cartier Santos Dumont Steel Black Enamel Ref. WSSA0046

Cartier Santos Dumont Steel Black Enamel Ref. WSSA0046

Sold Out

 
Piaget Yellow Gold, Onyx and Diamond Watch Ref. 9826

Piaget Yellow Gold, Onyx and Diamond Watch Ref. 9826

Piaget Yellow Gold, Onyx and Diamond Watch Ref. 9826

$9,800 USD
 
Piaget - Piaget White Gold Onyx Watch Ref. 9802 - The Keystone Watches

Piaget White Gold Onyx Watch Ref. 9802

Piaget White Gold Onyx Watch Ref. 9802

$10,800 USD
 

Jaeger LeCoultre Steel Corvo Reverso

Jaeger LeCoultre Steel Corvo Reverso

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Cartier Two-Tone Santos Dumont Ref. 78226

Cartier Two-Tone Santos Dumont Ref. 78226

Cartier Two-Tone Santos Dumont Ref. 78226

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A. Lange & Sohne - A. Lange & Sohne Platinum 1815 Tourbillon Watch Ref. 730.025 - The Keystone Watches

A. Lange & Sohne Platinum 1815 Tourbillon Watch Ref. 730.025

A. Lange & Sohne Platinum 1815 Tourbillon Watch Ref. 730.025

$118,000 USD
 

Cartier Yellow Gold Panthere Diamond Watch Ref. WF3078FF

Cartier Yellow Gold Panthere Diamond Watch Ref. WF3078FF

Sold Out

 
Piaget - Piaget White Gold and Pave Diamond Altiplano Ref. 90920 - The Keystone Watches

Piaget White Gold and Pave Diamond Altiplano Ref. 90920

Piaget White Gold and Pave Diamond Altiplano Ref. 90920

$54,000 USD
 

Gerald Genta Steel Retro Fantasy Mickey Mouse Golf Watch Ref. G3612

Gerald Genta Steel Retro Fantasy Mickey Mouse Golf Watch Ref. G3612

Sold Out

 

Piaget Yellow Gold Automatic Watch Ref. 1210

Piaget Yellow Gold Automatic Watch Ref. 1210

Sold Out

 

Piaget White Gold Square Watch Ref. 935 (New Arrival)

Piaget White Gold Square Watch Ref. 935 (New Arrival)

Sold Out

 

Cartier Platinum Tank Watch Ref. 1601 with Rare Salmon Dial, Edition of 70

Cartier Platinum Tank Watch Ref. 1601 with Rare Salmon Dial, Edition of 70

Sold Out

 

Cartier Yellow Gold Panthere Ref. 8057915 with White Enamel and Diamonds

Cartier Yellow Gold Panthere Ref. 8057915 with White Enamel and Diamonds

Sold Out

 
Panerai White Gold Radiomir Ref. PAM68 with Factory Diamonds

Panerai White Gold Radiomir Ref. PAM68 with Factory Diamonds

Panerai White Gold Radiomir Ref. PAM68 with Factory Diamonds

Sold Out

 

Piaget White Gold Bracelet Watch Ref. 9902 with Opal and Pave Diamond Dial

Piaget White Gold Bracelet Watch Ref. 9902 with Opal and Pave Diamond Dial

Sold Out

 

Piaget White Gold Round Watch Ref. 9066 with Opal Dial and Diamonds

Piaget White Gold Round Watch Ref. 9066 with Opal Dial and Diamonds

Sold Out

 
Piaget - Piaget Yellow Gold and Onyx Emperador Ref. 91490C510 - The Keystone Watches

Piaget Yellow Gold and Onyx Emperador Ref. 91490C510

Piaget Yellow Gold and Onyx Emperador Ref. 91490C510

Sold Out

 

Piaget White Gold Emperador Ref. 9131

Piaget White Gold Emperador Ref. 9131

Sold Out

 

Piaget White Gold Tradition Ref. 9131

Piaget White Gold Tradition Ref. 9131

Sold Out

 

Piaget White Gold Tank Ref. 90802

Piaget White Gold Tank Ref. 90802

Sold Out

 

Piaget Yellow Gold Bracelet Watch Ref. 93402 with Opal and Onyx Dial (New Arrival)

Piaget Yellow Gold Bracelet Watch Ref. 93402 with Opal and Onyx Dial (New Arrival)

Sold Out

 
Piaget - Piaget Two-Tone Bracelet Watch Ref. 4152 with Onyx, Diamond and Mother of Pearl Dial - The Keystone Watches

Piaget Two-Tone Bracelet Watch Ref. 4152 with Onyx, Diamond and Mother of Pearl Dial

Piaget Two-Tone Bracelet Watch Ref. 4152 with Onyx, Diamond and Mother of Pearl Dial

Sold Out

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New Arrivals Preview
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

$8,750 USD
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

$23,500 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 USD
Shop all New Arrivals Preview

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Guarantee

Our watches go through a rigorous authentication process in which seasoned experts examine and evaluate the watches. These experts have decades of experience and have authenticated thousands of watches in their lifetime. We guarantee every piece of the watches we offer are 100% authentic. 

CONTACT US

You can reach us by emailing hello@thekeystone.com or call 213-632-9061

We are based in West Hollywood, CA. Please contact us for appointments to view a watch in person. 

We are not authorized sellers of the brands listed on our site. We sell vintage and pre-owned product.

Stay in touch.

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