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Patek Philippe - Patek Philippe Nautilus Watch Ref. 3800, with Original Box and Papers - The Keystone Watches

Patek Philippe Nautilus Watch Ref. 3800, with Original Box and Papers

Patek Philippe Nautilus Watch Ref. 3800, with Original Box and Papers

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400

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Rolex - Rolex Submariner Watch Ref. 168000 - The Keystone Watches

Rolex Submariner Watch Ref. 168000

Rolex Submariner Watch Ref. 168000

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

Patek Philippe Nautilus Jumbo Watch Ref. 3700

Patek Philippe Nautilus Jumbo Watch Ref. 3700

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15400

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Offshore Lebron James Watch - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Offshore Lebron James Watch

Audemars Piguet Rose Gold Royal Oak Offshore Lebron James Watch

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Omega - Omega Speedmaster Ed White Tropical Brown Dial Watch Ref. 105.003 - The Keystone Watches

Omega Speedmaster Ed White Tropical Brown Dial Watch Ref. 105.003

Omega Speedmaster Ed White Tropical Brown Dial Watch Ref. 105.003

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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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Rolex - Rolex Rose Gold Yacht-Master Rainbow Diamond Watch Ref. 116695 - The Keystone Watches

Rolex Rose Gold Yacht-Master Rainbow Diamond Watch Ref. 116695

Rolex Rose Gold Yacht-Master Rainbow Diamond Watch Ref. 116695

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Rolex - Rolex Yellow Gold Cosmograph Floating Daytona Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Cosmograph Floating Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph Floating Daytona Watch Ref. 16528

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Rolex - Rolex Cosmograph Daytona Zenith Watch Ref. 16520 - The Keystone Watches

Rolex Cosmograph Daytona Zenith Watch Ref. 16520

Rolex Cosmograph Daytona Zenith Watch Ref. 16520

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Omega - Omega Speedmaster Moonwatch Snoopy Award Watch Ref. 3578.51.00 - The Keystone Watches

Omega Speedmaster Moonwatch Snoopy Award Watch Ref. 3578.51.00

Omega Speedmaster Moonwatch Snoopy Award Watch Ref. 3578.51.00

Sold Out

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

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

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

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Rolex - Rolex Two-Tone Datejust Onyx Diamond Watch Ref. 116233 - The Keystone Watches

Rolex Two-Tone Datejust Onyx Diamond Watch Ref. 116233

Rolex Two-Tone Datejust Onyx Diamond Watch Ref. 116233

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Rolex - Rolex Yellow Gold Day-Date Ammonite Stone Dial Watch Ref. 18238 - The Keystone Watches

Rolex Yellow Gold Day-Date Ammonite Stone Dial Watch Ref. 18238

Rolex Yellow Gold Day-Date Ammonite Stone Dial Watch Ref. 18238

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 67651 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 67651

Audemars Piguet Rose Gold Royal Oak Diamond Watch Ref. 67651

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Rolex - Rolex White Gold GMT-Master II Sapphire Watch Ref. 116749 - The Keystone Watches

Rolex White Gold GMT-Master II Sapphire Watch Ref. 116749

Rolex White Gold GMT-Master II Sapphire Watch Ref. 116749

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Rolex - Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758

Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758

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Rolex - Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758

Rolex Yellow Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 116758

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Rolex - Rolex Yellow Gold Day-Date Diamond & Ruby Watch Ref. 228398 - The Keystone Watches

Rolex Yellow Gold Day-Date Diamond & Ruby Watch Ref. 228398

Rolex Yellow Gold Day-Date Diamond & Ruby Watch Ref. 228398

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Rolex - Rolex Yellow Gold Day-Date Diamond Watch Ref. 228348 - The Keystone Watches

Rolex Yellow Gold Day-Date Diamond Watch Ref. 228348

Rolex Yellow Gold Day-Date Diamond Watch Ref. 228348

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Rolex - Rolex Yellow Gold Datejust Watch Ref. 68248, in New Old Stock Condition - The Keystone Watches

Rolex Yellow Gold Datejust Watch Ref. 68248, in New Old Stock Condition

Rolex Yellow Gold Datejust Watch Ref. 68248, in New Old Stock Condition

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Rolex - Rolex White Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 11675 - The Keystone Watches

Rolex White Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 11675

Rolex White Gold GMT-Master II Diamond Sapphire Ruby Watch Ref. 11675

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

Audemars Piguet White Gold Royal Oak Day-Date Moonphase Diamond Watch

Audemars Piguet White Gold Royal Oak Day-Date Moonphase Diamond Watch

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Rolex - Rolex Cosmograph Daytona Ceramic Watch Ref. 116500 - The Keystone Watches

Rolex Cosmograph Daytona Ceramic Watch Ref. 116500

Rolex Cosmograph Daytona Ceramic Watch Ref. 116500

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

Rolex White Gold Cosmograph Daytona Watch Ref. 116509

Rolex White Gold Cosmograph Daytona Watch Ref. 116509

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Rolex - Rolex Everose Cosmograph Daytona Watch Ref. 116505 - The Keystone Watches

Rolex Everose Cosmograph Daytona Watch Ref. 116505

Rolex Everose Cosmograph Daytona Watch Ref. 116505

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Rolex - Rolex Platinum Day-Date 40mm Watch Ref. 228206 - The Keystone Watches

Rolex Platinum Day-Date 40mm Watch Ref. 228206

Rolex Platinum Day-Date 40mm Watch Ref. 228206

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Audemars Piguet - Audemars Piguet Yellow Gold Jumbo Royal Oak Anniversary Watch Ref. 14802 - The Keystone Watches

Audemars Piguet Yellow Gold Jumbo Royal Oak Anniversary Watch Ref. 14802

Audemars Piguet Yellow Gold Jumbo Royal Oak Anniversary Watch Ref. 14802

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Dual Time Watch Ref. 26120 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Dual Time Watch Ref. 26120

Audemars Piguet Rose Gold Royal Oak Dual Time Watch Ref. 26120

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch Ref. 15500 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Watch Ref. 15500 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15500

Audemars Piguet Rose Gold Royal Oak Watch Ref. 15500

Sold Out

 
Audemars Piguet - Audemars Piguet Royal Oak Offshore Chronograph Watch Ref. 26470 - The Keystone Watches

Audemars Piguet Royal Oak Offshore Chronograph Watch Ref. 26470

Audemars Piguet Royal Oak Offshore Chronograph Watch Ref. 26470

Sold Out

 
Patek Philippe - Patek Philippe Nautilus Chronograph Watch Ref. 5990 - The Keystone Watches

Patek Philippe Nautilus Chronograph Watch Ref. 5990

Patek Philippe Nautilus Chronograph Watch Ref. 5990

Sold Out

 
Patek Philippe - Patek Philippe Nautilus Moonphase Watch Ref. 5712 - The Keystone Watches

Patek Philippe Nautilus Moonphase Watch Ref. 5712

Patek Philippe Nautilus Moonphase Watch Ref. 5712

Sold Out

 
Audemars Piguet - Audemars Piguet Two-Tone Rose Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Two-Tone Rose Watch Ref. 15400

Audemars Piguet Two-Tone Rose Watch Ref. 15400

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
 
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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