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

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Watch Ref. 3970

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Watch Ref. 3970

Sold Out

 
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

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

Rolex Submariner Watch Ref. 168000

Rolex Submariner Watch Ref. 168000

Sold Out

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

Cartier Yellow Gold Tank Normale Watch

Cartier Yellow Gold Tank Normale Watch

Sold Out

 
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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Patek Philippe - Patek Philippe White Gold Square Watch Ref. 3490 - The Keystone Watches

Patek Philippe White Gold Square Watch Ref. 3490

Patek Philippe White Gold Square Watch Ref. 3490

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Patek Philippe - Patek Philippe Steel Calatrava Watch Ref. 3509 with Original Box and Papers - The Keystone Watches

Patek Philippe Steel Calatrava Watch Ref. 3509 with Original Box and Papers

Patek Philippe Steel Calatrava Watch Ref. 3509 with Original Box and Papers

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Patek Philippe - Patek Philippe Steel 150th Anniversary Calatrava Watch Ref. 3718 - The Keystone Watches

Patek Philippe Steel 150th Anniversary Calatrava Watch Ref. 3718

Patek Philippe Steel 150th Anniversary Calatrava Watch Ref. 3718

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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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Patek Philippe - Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market - The Keystone Watches

Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market

Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market

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IWC - IWC Aquatimer Watch Ref. 1812, from 1968 - The Keystone Watches

IWC Aquatimer Watch Ref. 1812, from 1968

IWC Aquatimer Watch Ref. 1812, from 1968

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Audemars Piguet - Audemars Piguet Yellow Gold Checkered Bracelet Watch with Original Warranty Paper - The Keystone Watches

Audemars Piguet Yellow Gold Checkered Bracelet Watch with Original Warranty Paper

Audemars Piguet Yellow Gold Checkered Bracelet Watch with Original Warranty Paper

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Patek Philippe - Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market - The Keystone Watches

Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market

Patek Philippe Aquanaut Blue Dial Watch Ref. 5066, Made for the Japanese Market

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Omega - Omega Yellow Gold Seamaster Skeleton 50th Anniversary Watch - The Keystone Watches

Omega Yellow Gold Seamaster Skeleton 50th Anniversary Watch

Omega Yellow Gold Seamaster Skeleton 50th Anniversary Watch

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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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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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Omega - Omega White Gold Seamaster Skeleton 50th Anniversary Watch - The Keystone Watches

Omega White Gold Seamaster Skeleton 50th Anniversary Watch

Omega White Gold Seamaster Skeleton 50th Anniversary Watch

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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 Yellow Gold Skeletonized Watch - The Keystone Watches

Audemars Piguet Yellow Gold Skeletonized Watch

Audemars Piguet Yellow Gold Skeletonized Watch

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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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Rolex - Rolex Two-Tone GMT-Master Root Beer Watch Ref. 1675 - The Keystone Watches

Rolex Two-Tone GMT-Master Root Beer Watch Ref. 1675

Rolex Two-Tone GMT-Master Root Beer Watch Ref. 1675

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 USD
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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