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Rolex - Rolex Platinum and Diamond Day-Date Ref. 18346 - The Keystone Watches

Rolex Platinum and Diamond Day-Date Ref. 18346

Rolex Platinum and Diamond Day-Date Ref. 18346

Sold Out

 
Patek Philippe - Patek Philippe White Gold Lapis Watch Ref. 3578 - The Keystone Watches

Patek Philippe White Gold Lapis Watch Ref. 3578

Patek Philippe White Gold Lapis Watch Ref. 3578

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Audemars Piguet - Audemars Piguet Skeletonized Bird Watch - The Keystone Watches

Audemars Piguet Skeletonized Bird Watch

Audemars Piguet Skeletonized Bird Watch

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Audemars Piguet - Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers

Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers

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A. Lange & Sohne - A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025 - The Keystone Watches

A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025

A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Ref. 25654 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Ref. 25654

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Ref. 25654

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 5270G-018 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 5270G-018

Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 5270G-018

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Richard Mille - Richard Mille White Demon RM11-FM - The Keystone Watches

Richard Mille White Demon RM11-FM

Richard Mille White Demon RM11-FM

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Rolex - Rolex Cosmograph Daytona Cherry Red Watch Ref. 6239 - The Keystone Watches

Rolex Cosmograph Daytona Cherry Red Watch Ref. 6239

Rolex Cosmograph Daytona Cherry Red Watch Ref. 6239

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Cartier - Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback - The Keystone Watches

Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback

Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback

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Tudor - Tudor Submariner Watch Ref. 79090 - The Keystone Watches

Tudor Submariner Watch Ref. 79090

Tudor Submariner Watch Ref. 79090

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Tudor - Tudor Prince Date Chrono Time Watch, Ref. 79280 - The Keystone Watches

Tudor Prince Date Chrono Time Watch, Ref. 79280

Tudor Prince Date Chrono Time Watch, Ref. 79280

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Rolex - Rolex Steel Coke GMT-Master Ref. 16710 in Mint Condition - The Keystone Watches

Rolex Steel Coke GMT-Master Ref. 16710 in Mint Condition

Rolex Steel Coke GMT-Master Ref. 16710 in Mint Condition

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Rolex - Rolex Steel Pepsi GMT-Master Ref. 16710 with Original Warranty - The Keystone Watches

Rolex Steel Pepsi GMT-Master Ref. 16710 with Original Warranty

Rolex Steel Pepsi GMT-Master Ref. 16710 with Original Warranty

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Patek Philippe - Patek Philippe Calatrava Pilot Travel Time Ref. 5524G - The Keystone Watches

Patek Philippe Calatrava Pilot Travel Time Ref. 5524G

Patek Philippe Calatrava Pilot Travel Time Ref. 5524G

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Rolex - Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

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Patek Philippe - Patek Philippe Rose Gold Calatrava Pilot Travel Time Ref. 5524 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Pilot Travel Time Ref. 5524

Patek Philippe Rose Gold Calatrava Pilot Travel Time Ref. 5524

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Patek Philippe - Patek Philippe Steel Tonneau Watch Ref. 3579 - The Keystone Watches

Patek Philippe Steel Tonneau Watch Ref. 3579

Patek Philippe Steel Tonneau Watch Ref. 3579

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Audemars Piguet - Audemars Piguet Steel C-Series Royal Oak Ref. 5402 - The Keystone Watches

Audemars Piguet Steel C-Series Royal Oak Ref. 5402

Audemars Piguet Steel C-Series Royal Oak Ref. 5402

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Audemars Piguet - Audemars Piguet Titanium Royal Oak Perpetual Calendar Ref. 26615 - The Keystone Watches

Audemars Piguet Titanium Royal Oak Perpetual Calendar Ref. 26615

Audemars Piguet Titanium Royal Oak Perpetual Calendar Ref. 26615

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Rolex - Rolex Steel Patrizzi Daytona Ref. 16520 - The Keystone Watches

Rolex Steel Patrizzi Daytona Ref. 16520

Rolex Steel Patrizzi Daytona Ref. 16520

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph, Ref. 5270P - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph, Ref. 5270P

Patek Philippe Platinum Perpetual Calendar Chronograph, Ref. 5270P

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Rolex - Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758 - The Keystone Watches

Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758

Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Jumbo Watch Ref. 3700 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Jumbo Watch Ref. 3700

Patek Philippe Yellow Gold Nautilus Jumbo Watch Ref. 3700

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Audemars Piguet - Audemars Piguet Steel Royal Oak Ref. 5402 with Tropical Dial, with Box and Papers - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref. 5402 with Tropical Dial, with Box and Papers

Audemars Piguet Steel Royal Oak Ref. 5402 with Tropical Dial, with Box and Papers

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Rolex - Rolex Yellow Gold Day-Date Ref. 1803 with Original Paperwork - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 1803 with Original Paperwork

Rolex Yellow Gold Day-Date Ref. 1803 with Original Paperwork

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Patek Philippe - Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970 - The Keystone Watches

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

Patek Philippe Perpetual Calendar Yellow Gold Ref. 3970

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Cartier - Cartier Yellow Gold Tank Cintree - The Keystone Watches

Cartier Yellow Gold Tank Cintree

Cartier Yellow Gold Tank Cintree

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Audemars Piguet - Audemars Piguet White Gold Quantieme Perpetual Metropolis, Anniversary Edition - The Keystone Watches

Audemars Piguet White Gold Quantieme Perpetual Metropolis, Anniversary Edition

Audemars Piguet White Gold Quantieme Perpetual Metropolis, Anniversary Edition

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A. Lange & Sohne - A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026 - The Keystone Watches

A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026

A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026

Sold Out

 
Rolex - Rolex Yellow Gold Day-Date Ref. 18038 with Blue Vignette Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18038 with Blue Vignette Dial

Rolex Yellow Gold Day-Date Ref. 18038 with Blue Vignette Dial

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Rolex - Rolex Steel Submariner Ref. 16800 - The Keystone Watches

Rolex Steel Submariner Ref. 16800

Rolex Steel Submariner Ref. 16800

Sold Out

 
FP Journe - F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card - The Keystone Watches

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

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Patek Philippe - Patek Philippe Platinum Perpetual Ref. 3940 with Box and Papers - The Keystone Watches

Patek Philippe Platinum Perpetual Ref. 3940 with Box and Papers

Patek Philippe Platinum Perpetual Ref. 3940 with Box and Papers

Sold Out

 
Audemars Piguet - Audemars Piguet Royal Oak Ref. 15202 with Blue Dial - The Keystone Watches

Audemars Piguet Royal Oak Ref. 15202 with Blue Dial

Audemars Piguet Royal Oak Ref. 15202 with Blue Dial

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Cartier - Cartier Yellow Gold Tank Jumbo Automatic Watch - The Keystone Watches

Cartier Yellow Gold Tank Jumbo Automatic Watch

Cartier Yellow Gold Tank Jumbo Automatic Watch

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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
 

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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