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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 3919 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 3919

Patek Philippe White Gold Calatrava Watch Ref. 3919

Sold Out

 
Rolex - Rolex Submariner Maxi Dial Watch Ref. 5513 - The Keystone Watches

Rolex Submariner Maxi Dial Watch Ref. 5513

Rolex Submariner Maxi Dial Watch Ref. 5513

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Rolex - Rolex Platinum Day-Date Baguette Diamond Bezel Ref. 18366 - The Keystone Watches

Rolex Platinum Day-Date Baguette Diamond Bezel Ref. 18366

Rolex Platinum Day-Date Baguette Diamond Bezel Ref. 18366

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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

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Rolex - Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568 - The Keystone Watches

Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568

Rolex Yellow Gold Daytona Baguette Diamond Watch Ref. 116568

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

Rolex Submariner Watch Ref. 16800

Rolex Submariner Watch Ref. 16800

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Rolex - Rolex Yellow Gold Submariner Ceramic Watch Ref. 116618 - The Keystone Watches

Rolex Yellow Gold Submariner Ceramic Watch Ref. 116618

Rolex Yellow Gold Submariner Ceramic Watch Ref. 116618

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Rolex - Rolex Platinum Day-Date Diamond Watch Ref. 18046 - The Keystone Watches

Rolex Platinum Day-Date Diamond Watch Ref. 18046

Rolex Platinum Day-Date Diamond Watch Ref. 18046

Sold Out

 
Rolex - Rolex Yellow Gold Datejust Onyx Dial Watch, Ref. 16018 - The Keystone Watches

Rolex Yellow Gold Datejust Onyx Dial Watch, Ref. 16018

Rolex Yellow Gold Datejust Onyx Dial Watch, Ref. 16018

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne White Gold Lange 1 Bracelet Watch - The Keystone Watches

A. Lange & Sohne White Gold Lange 1 Bracelet Watch

A. Lange & Sohne White Gold Lange 1 Bracelet Watch

Sold Out

 
Rolex - Rolex Cosmograph Daytona Zenith Watch, Ref. 16520 with Original Warranty - The Keystone Watches

Rolex Cosmograph Daytona Zenith Watch, Ref. 16520 with Original Warranty

Rolex Cosmograph Daytona Zenith Watch, Ref. 16520 with Original Warranty

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Rolex - Rolex Yellow Gold Day-Date, Ref. 18368 with Original Baguette Diamonds - The Keystone Watches

Rolex Yellow Gold Day-Date, Ref. 18368 with Original Baguette Diamonds

Rolex Yellow Gold Day-Date, Ref. 18368 with Original Baguette Diamonds

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Rolex - Rolex Yellow Gold Day-Date Tigers Eye Watch, Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day-Date Tigers Eye Watch, Ref. 18038

Rolex Yellow Gold Day-Date Tigers Eye Watch, Ref. 18038

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Rolex - Rolex White Gold Cosmograph Daytona MOP Diamond Watch Ref. 16519 - The Keystone Watches

Rolex White Gold Cosmograph Daytona MOP Diamond Watch Ref. 16519

Rolex White Gold Cosmograph Daytona MOP Diamond Watch Ref. 16519

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Rolex - Rolex Yellow Gold Daytona Leopard Watch Ref. 116598 - The Keystone Watches

Rolex Yellow Gold Daytona Leopard Watch Ref. 116598

Rolex Yellow Gold Daytona Leopard Watch Ref. 116598

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Rolex - Rolex Yellow Gold Day-Date Wood Dial Watch Ref. 18038 - The Keystone Watches

Rolex Yellow Gold Day-Date Wood Dial Watch Ref. 18038

Rolex Yellow Gold Day-Date Wood Dial Watch Ref. 18038

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Audemars Piguet - Audemars Piguet Royal Oak Chronograph Watch Ref. 26331 - The Keystone Watches

Audemars Piguet Royal Oak Chronograph Watch Ref. 26331

Audemars Piguet Royal Oak Chronograph Watch Ref. 26331

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Patek Philippe - Patek Philippe Nautilus Automatic Watch Ref. 3800 - The Keystone Watches

Patek Philippe Nautilus Automatic Watch Ref. 3800

Patek Philippe Nautilus Automatic Watch Ref. 3800

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Patek Philippe - Patek Philippe Two-Tone Nautilus Automatic Watch Ref. 3800 - The Keystone Watches

Patek Philippe Two-Tone Nautilus Automatic Watch Ref. 3800

Patek Philippe Two-Tone Nautilus Automatic Watch Ref. 3800

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Patek Philippe - Patek Philippe Yellow Gold World Time Watch Ref. 5110, Made for Doha, Qatar - The Keystone Watches

Patek Philippe Yellow Gold World Time Watch Ref. 5110, Made for Doha, Qatar

Patek Philippe Yellow Gold World Time Watch Ref. 5110, Made for Doha, Qatar

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Cartier - Cartier Platinum Tank Classic Watch - The Keystone Watches

Cartier Platinum Tank Classic Watch

Cartier Platinum Tank Classic Watch

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Patek Philippe - Patek Philippe Nautilus Automatic Watch Ref. 3800 - The Keystone Watches

Patek Philippe Nautilus Automatic Watch Ref. 3800

Patek Philippe Nautilus Automatic Watch Ref. 3800

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998

Patek Philippe Yellow Gold Calatrava Automatic Watch Ref. 3998

Sold Out

 
Rolex - Rolex Yellow Gold Daytona MOP Zenith Watch Ref. 16518 - The Keystone Watches

Rolex Yellow Gold Daytona MOP Zenith Watch Ref. 16518

Rolex Yellow Gold Daytona MOP Zenith Watch Ref. 16518

Sold Out

 
Cartier - Cartier Santos Dumont Skeleton Watch, with Original Box and Papers - The Keystone Watches

Cartier Santos Dumont Skeleton Watch, with Original Box and Papers

Cartier Santos Dumont Skeleton Watch, with Original Box and Papers

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Rolex - Rolex Yellow Gold Cosmograph Daytona Watch Ref. 116518 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 116518

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 116518

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Tudor - Tudor Submariner Watch Ref. 79090 with Original Warranty Paper - The Keystone Watches

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

Tudor Submariner Watch Ref. 79090 with Original Warranty Paper

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Rolex - Rolex White Gold Cosmograph Daytona Sodalite Watch Ref. 116519 - The Keystone Watches

Rolex White Gold Cosmograph Daytona Sodalite Watch Ref. 116519

Rolex White Gold Cosmograph Daytona Sodalite Watch Ref. 116519

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Rolex - Rolex Yellow Gold Day-Date Onyx Dial Watch, with Original Box and Papers - The Keystone Watches

Rolex Yellow Gold Day-Date Onyx Dial Watch, with Original Box and Papers

Rolex Yellow Gold Day-Date Onyx Dial Watch, with Original Box and Papers

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448

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Audemars Piguet - Audemars Piguet Royal Oak Ultra-Thin Perpetual Calendar Watch - The Keystone Watches

Audemars Piguet Royal Oak Ultra-Thin Perpetual Calendar Watch

Audemars Piguet Royal Oak Ultra-Thin Perpetual Calendar Watch

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Omega - Omega Steel Speedmaster Chronograph Watch Ref. 2998 - The Keystone Watches

Omega Steel Speedmaster Chronograph Watch Ref. 2998

Omega Steel Speedmaster Chronograph Watch Ref. 2998

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Rolex - Rolex Sea-Dweller Watch Ref. 16660, with Original Warranty Paper - The Keystone Watches

Rolex Sea-Dweller Watch Ref. 16660, with Original Warranty Paper

Rolex Sea-Dweller Watch Ref. 16660, with Original Warranty Paper

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Rolex - Rolex White Gold King Midas Diamond Watch Ref. 4609 - The Keystone Watches

Rolex White Gold King Midas Diamond Watch Ref. 4609

Rolex White Gold King Midas Diamond Watch Ref. 4609

Sold Out

 
Patek Philippe - Patek Philippe White Gold Nautilus Watch Ref. 5719 - The Keystone Watches

Patek Philippe White Gold Nautilus Watch Ref. 5719

Patek Philippe White Gold Nautilus Watch Ref. 5719

Sold Out

 
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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New Arrivals Preview
 
A. Lange & Sohne White Gold Lange 1 Ref. 101.039 (New Arrival)

A. Lange & Sohne White Gold Lange 1 Ref. 101.039 (New Arrival)

A. Lange & Sohne White Gold Lange 1 Ref. 101.039 (New Arrival)

$29,000 USD
 

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

$11,500 USD
 
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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