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Patek Philippe - Patek Philippe White Gold Bracelet Watch, Retailed by Cartier - The Keystone Watches

Patek Philippe White Gold Bracelet Watch, Retailed by Cartier

Patek Philippe White Gold Bracelet Watch, Retailed by Cartier

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Patek Philippe - Patek Philippe Yellow Gold Onyx Watch, Ref. 3729 - The Keystone Watches

Patek Philippe Yellow Gold Onyx Watch, Ref. 3729

Patek Philippe Yellow Gold Onyx Watch, Ref. 3729

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Piaget - Piaget White Gold Diamond Lapis Onyx Watch - The Keystone Watches

Piaget White Gold Diamond Lapis Onyx Watch

Piaget White Gold Diamond Lapis Onyx Watch

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Audemars Piguet - Audemars Piguet White Gold Baguette Diamond Watch - The Keystone Watches

Audemars Piguet White Gold Baguette Diamond Watch

Audemars Piguet White Gold Baguette Diamond Watch

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Patek Philippe - Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1 - The Keystone Watches

Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1

Patek Philippe Yellow Gold Diamond Coral Bracelet Watch Ref. 4195/1

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Audemars Piguet - Audemars Piguet Royal Oak Rose Gold Automatic Watch - The Keystone Watches

Audemars Piguet Royal Oak Rose Gold Automatic Watch

Audemars Piguet Royal Oak Rose Gold Automatic Watch

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Universal Geneve - Universal Geneve Yellow Gold Skeletonized Automatic Watch - The Keystone Watches

Universal Geneve Yellow Gold Skeletonized Automatic Watch

Universal Geneve Yellow Gold Skeletonized Automatic Watch

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Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Yves Klein Automatic Watch - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Yves Klein Automatic Watch

Audemars Piguet Two-Tone Royal Oak Yves Klein Automatic Watch

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Rolex - Rolex Steel Datejust Watch Ref. 1600 - The Keystone Watches

Rolex Steel Datejust Watch Ref. 1600

Rolex Steel Datejust Watch Ref. 1600

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Rolex - Rolex Datejust Turnograph Watch Ref. 1625 - The Keystone Watches

Rolex Datejust Turnograph Watch Ref. 1625

Rolex Datejust Turnograph Watch Ref. 1625

Sold Out

 
Cartier - Cartier Yellow Gold Tank Bamboo Coussin Watch - The Keystone Watches

Cartier Yellow Gold Tank Bamboo Coussin Watch

Cartier Yellow Gold Tank Bamboo Coussin Watch

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Piaget - Piaget Yellow Gold Manchette Tigerseye Watch - The Keystone Watches

Piaget Yellow Gold Manchette Tigerseye Watch

Piaget Yellow Gold Manchette Tigerseye Watch

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Rolex - Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528 with Original Box and Papers - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528 with Original Box and Papers

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528 with Original Box and Papers

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

Rolex White Gold Daytona Sodalite Diamond Watch Ref. 116519

Rolex White Gold Daytona Sodalite Diamond Watch Ref. 116519

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

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Rolex - Rolex White Gold Day-Date Crown Collection Diamond Watch - The Keystone Watches

Rolex White Gold Day-Date Crown Collection Diamond Watch

Rolex White Gold Day-Date Crown Collection Diamond Watch

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3570 - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3570

Patek Philippe White Gold Bracelet Watch Ref. 3570

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Rolex - Rolex Oyster Perpetual Watch Ref. 1002 with Original Papers - The Keystone Watches

Rolex Oyster Perpetual Watch Ref. 1002 with Original Papers

Rolex Oyster Perpetual Watch Ref. 1002 with Original Papers

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Audemars Piguet - Audemars Piguet White Gold Diamond Automatic Watch - The Keystone Watches

Audemars Piguet White Gold Diamond Automatic Watch

Audemars Piguet White Gold Diamond Automatic Watch

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Rolex - Rolex Yellow Gold Day-Date Mother of Pearl Ruby Watch Ref. 118238 - The Keystone Watches

Rolex Yellow Gold Day-Date Mother of Pearl Ruby Watch Ref. 118238

Rolex Yellow Gold Day-Date Mother of Pearl Ruby Watch Ref. 118238

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Rolex - Rolex Yellow Gold Daytona La Montoya Artisans de Geneve Watch - The Keystone Watches

Rolex Yellow Gold Daytona La Montoya Artisans de Geneve Watch

Rolex Yellow Gold Daytona La Montoya Artisans de Geneve Watch

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Cartier White Gold Tortue Minute Repeater Watch

Cartier White Gold Tortue Minute Repeater Watch

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch

Audemars Piguet Steel Royal Oak Watch

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

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

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

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Rolex - Rolex Yellow Gold Day-Date II Baguette Diamond Watch Ref. 218398 - The Keystone Watches

Rolex Yellow Gold Day-Date II Baguette Diamond Watch Ref. 218398

Rolex Yellow Gold Day-Date II Baguette Diamond Watch Ref. 218398

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

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

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

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803, from 1972 - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803, from 1972

Rolex White Gold Day-Date Watch Ref. 1803, from 1972

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036 - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5036

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Rolex - Rolex Yellow Gold Day-Date Pave Diamond Watch, from 1981 - The Keystone Watches

Rolex Yellow Gold Day-Date Pave Diamond Watch, from 1981

Rolex Yellow Gold Day-Date Pave Diamond Watch, from 1981

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Automatic Watch - The Keystone Watches

Audemars Piguet White Gold Automatic Watch

Audemars Piguet White Gold Automatic Watch

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

Rolex White Gold Cosmograph Daytona Watch Ref. 116519

Rolex White Gold Cosmograph Daytona Watch Ref. 116519

Sold Out

 
Omega - Omega Yellow Gold Speedmaster Watch - The Keystone Watches

Omega Yellow Gold Speedmaster Watch

Omega Yellow Gold Speedmaster Watch

Sold Out

 
Patek Philippe - Patek Philippe Platinum Annual Calendar Watch Ref. 5035 - The Keystone Watches

Patek Philippe Platinum Annual Calendar Watch Ref. 5035

Patek Philippe Platinum Annual Calendar Watch Ref. 5035

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 3416 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 3416

Patek Philippe White Gold Calatrava Watch Ref. 3416

Sold Out

 
Rolex - Rolex Steel Paul Newman Daytona, Ref. 6239 - The Keystone Watches

Rolex Steel Paul Newman Daytona, Ref. 6239

Rolex Steel Paul Newman Daytona, Ref. 6239

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch Ref. 4100 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch Ref. 4100

Audemars Piguet Royal Oak Automatic Watch Ref. 4100

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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
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 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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