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Patek Philippe - Patek Philippe Yellow Aquanaut Jumbo Watch Ref. 5065 - The Keystone Watches

Patek Philippe Yellow Aquanaut Jumbo Watch Ref. 5065

Patek Philippe Yellow Aquanaut Jumbo Watch Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe White Gold Watch Ref. 570 with Archive Papers - The Keystone Watches

Patek Philippe White Gold Watch Ref. 570 with Archive Papers

Patek Philippe White Gold Watch Ref. 570 with Archive Papers

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

Patek Philippe Nautilus Jumbo Watch Ref. 3700 with Original Warranty

Patek Philippe Nautilus Jumbo Watch Ref. 3700 with Original Warranty

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Vacheron Constantin - Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers - The Keystone Watches

Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers

Vacheron Constantin White Gold Watch Ref. 6351 with Original Box and Papers

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper

Rolex White Gold Day-Date Watch Ref. 1803 with Original Paper

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Rolex - Rolex GMT-Master Watch Ref. 1675 Circa 1977 - The Keystone Watches

Rolex GMT-Master Watch Ref. 1675 Circa 1977

Rolex GMT-Master Watch Ref. 1675 Circa 1977

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Rolex - Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238 - The Keystone Watches

Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238

Rolex Yellow Gold Day-Date Mother of Pearl Sapphire Watch Ref. 18238

Sold Out

 
Rolex - Rolex R Series Explorer Stainless Steel Ref. 1016 - The Keystone Watches

Rolex R Series Explorer Stainless Steel Ref. 1016

Rolex R Series Explorer Stainless Steel Ref. 1016

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Patek Philippe - Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500 - The Keystone Watches

Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500

Patek Philippe Yellow Gold Pagoda Commemoration 1997 Watch Ref. 5500

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Patek Philippe - Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439 - The Keystone Watches

Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439

Patek Philippe Yellow Gold Automatic Calatrava Watch Ref. 3439

Sold Out

 
Rolex - Rolex Yellow Gold Day-Date Lapis Lazuli Watch Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day-Date Lapis Lazuli Watch Ref. 18038

Rolex Yellow Gold Day-Date Lapis Lazuli Watch Ref. 18038

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Calatrava 3445 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava 3445

Patek Philippe Yellow Gold Calatrava 3445

Sold Out

 
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

Sold Out

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

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528

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Rolex - Rolex Submariner Gilt Chapter Ring Watch Ref. 5512 - The Keystone Watches

Rolex Submariner Gilt Chapter Ring Watch Ref. 5512

Rolex Submariner Gilt Chapter Ring Watch Ref. 5512

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Tudor - Tudor Steel Chrono-Time Watch Ref. 79280 with Original Warranty Paper - The Keystone Watches

Tudor Steel Chrono-Time Watch Ref. 79280 with Original Warranty Paper

Tudor Steel Chrono-Time Watch Ref. 79280 with Original Warranty Paper

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Rolex - Rolex Yellow Gold Submariner Watch Ref. 16808 - The Keystone Watches

Rolex Yellow Gold Submariner Watch Ref. 16808

Rolex Yellow Gold Submariner Watch Ref. 16808

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Rolex - Rolex Submariiner Watch Ref. 5513 - The Keystone Watches

Rolex Submariiner Watch Ref. 5513

Rolex Submariiner Watch Ref. 5513

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

Patek Philippe White Gold Automatic Watch Ref. 3445

Patek Philippe White Gold Automatic Watch Ref. 3445

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Rolex - Rolex Two-Tone GMT-Master Watch Ref. 16753 - The Keystone Watches

Rolex Two-Tone GMT-Master Watch Ref. 16753

Rolex Two-Tone GMT-Master Watch Ref. 16753

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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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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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New Arrivals Preview
 
Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

$150,000 USD
 
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
 
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
 
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
 
Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

$15,000 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.

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