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Rolex - Rolex Yellow Gold Day-Date Black Dial Ref. 1803 - The Keystone Watches

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002 - The Keystone Watches

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

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Richard Mille - Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02 - The Keystone Watches

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

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Patek Philippe - Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 14790 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 14790

Audemars Piguet Steel Royal Oak Watch Ref. 14790

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Audemars Piguet - Audemars Piguet Royal Oak Stainless Steel - The Keystone Watches

Audemars Piguet Royal Oak Stainless Steel

Audemars Piguet Royal Oak Stainless Steel

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Patek Philippe - Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance - The Keystone Watches

Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance

Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance

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Cartier - Cartier Yellow Gold Tank Bec dAigle Watch - The Keystone Watches

Cartier Yellow Gold Tank Bec dAigle Watch

Cartier Yellow Gold Tank Bec dAigle Watch

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Cartier - Cartier Yellow Gold Tank Diamond Watch - The Keystone Watches

Cartier Yellow Gold Tank Diamond Watch

Cartier Yellow Gold Tank Diamond Watch

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Moonphase Day Date Watch - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Moonphase Day Date Watch

Audemars Piguet Yellow Gold Royal Oak Moonphase Day Date Watch

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Audemars Piguet - Audemars Piguet Platinum Anniversary Edition Ultra-Thin Strap Watch - The Keystone Watches

Audemars Piguet Platinum Anniversary Edition Ultra-Thin Strap Watch

Audemars Piguet Platinum Anniversary Edition Ultra-Thin Strap Watch

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Audemars Piguet Platinum Extra-Plat Ultra-Thin Watch

Audemars Piguet Platinum Extra-Plat Ultra-Thin Watch

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Hublot - Hublot Classic Fusion Tourbillon Rose Gold - The Keystone Watches

Hublot Classic Fusion Tourbillon Rose Gold

Hublot Classic Fusion Tourbillon Rose Gold

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch

Audemars Piguet Yellow Gold Royal Oak Triangle-Cut Diamond Watch

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Cartier - Cartier Platinum Tank Cintree Skeletonized Watch - The Keystone Watches

Cartier Platinum Tank Cintree Skeletonized Watch

Cartier Platinum Tank Cintree Skeletonized Watch

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Cartier - Cartier White Gold Tank XL Automatique Watch - The Keystone Watches

Cartier White Gold Tank XL Automatique Watch

Cartier White Gold Tank XL Automatique Watch

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Rolex - Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508

Rolex Yellow Gold Cosmograph Daytona Green Watch Ref. 116508

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Patek Philippe - Patek Philippe White Gold Automatic Calatrava Watch Ref. 3445 - The Keystone Watches

Patek Philippe White Gold Automatic Calatrava Watch Ref. 3445

Patek Philippe White Gold Automatic Calatrava Watch Ref. 3445

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Rolex - Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509 - The Keystone Watches

Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509

Rolex White Gold Cosmograph Daytona Sodalite Diamond Watch Ref. 116509

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Piaget - Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey - The Keystone Watches

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

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Cartier - Cartier Rose Gold Tonneau Dual Time Zone Watch - The Keystone Watches

Cartier Rose Gold Tonneau Dual Time Zone Watch

Cartier Rose Gold Tonneau Dual Time Zone Watch

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Jaeger LeCoultre - Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4 - The Keystone Watches

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

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Audemars Piguet - Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

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Patek Philippe - Patek Philippe Steel Nautilus Watch Ref. 3900 - The Keystone Watches

Patek Philippe Steel Nautilus Watch Ref. 3900

Patek Philippe Steel Nautilus Watch Ref. 3900

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

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Cartier - Cartier Yellow Gold Tank Faberge Watch - The Keystone Watches

Cartier Yellow Gold Tank Faberge Watch

Cartier Yellow Gold Tank Faberge Watch

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Patek Philippe - Patek Philippe White Gold Ellipse Watch with Original Warranty Paper - The Keystone Watches

Patek Philippe White Gold Ellipse Watch with Original Warranty Paper

Patek Philippe White Gold Ellipse Watch with Original Warranty Paper

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Omega - Omega Speedmaster Chronograph Automatic Watch - The Keystone Watches

Omega Speedmaster Chronograph Automatic Watch

Omega Speedmaster Chronograph Automatic Watch

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Patek Philippe - Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper - The Keystone Watches

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

Patek Philippe White Gold Baguette Diamond Watch with Original Warranty Paper

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Cartier - Cartier Yellow Gold Tank Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Watch, Circa 1970s

Cartier Yellow Gold Tank Watch, Circa 1970s

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Rolex - Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co. - The Keystone Watches

Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co.

Rolex Datejust Watch Ref. 6824, Retailed by Tiffany & Co.

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Rolex - Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958 - The Keystone Watches

Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958

Rolex Oyster Perpetual Watch Ref. 6106, Circa 1958

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Rolex - Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park - The Keystone Watches

Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park

Rolex Yellow Gold Day-Date Fossil Dial Watch Ref. 18238, Nicknamed the Jurassic Park

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Rolex - Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599 - The Keystone Watches

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429 - The Keystone Watches

Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429

Patek Philippe Yellow Gold Unusual Lugs Watch Ref. 2429

Sold Out

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 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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