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Piaget - Piaget Yellow Gold Lapis Beta 21 Watch Ref. 14101 - The Keystone Watches

Piaget Yellow Gold Lapis Beta 21 Watch Ref. 14101

Piaget Yellow Gold Lapis Beta 21 Watch Ref. 14101

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Rolex - Rolex Daytona Big Red Watch Ref. 6263 - The Keystone Watches

Rolex Daytona Big Red Watch Ref. 6263

Rolex Daytona Big Red Watch Ref. 6263

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

Audemars Piguet White Gold Vintage Watch

Audemars Piguet White Gold Vintage Watch

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Audemars Piguet - Audemars Piguet White Gold Skeleton Pocket Watch - The Keystone Watches

Audemars Piguet White Gold Skeleton Pocket Watch

Audemars Piguet White Gold Skeleton Pocket Watch

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Ref. 5004 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Ref. 5004

Patek Philippe Platinum Perpetual Calendar Split Seconds Chronograph Ref. 5004

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Audemars Piguet - Audemars Piguet White Gold Automatic Tonneau Watch Ref. 5279 - The Keystone Watches

Audemars Piguet White Gold Automatic Tonneau Watch Ref. 5279

Audemars Piguet White Gold Automatic Tonneau Watch Ref. 5279

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Rolex - Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528 from 1991 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528 from 1991

Rolex Yellow Gold Cosmograph Daytona Zenith Watch Ref. 16528 from 1991

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Rolex - Rolex Yellow Gold Optical Bracelet Watch by George LEnfant - The Keystone Watches

Rolex Yellow Gold Optical Bracelet Watch by George LEnfant

Rolex Yellow Gold Optical Bracelet Watch by George LEnfant

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Rolex Steel ROC Daytona Ref. 6265 in Outstanding Original Condition

Rolex Steel ROC Daytona Ref. 6265 in Outstanding Original Condition

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Audemars Piguet Yellow Gold Royal Oak Watch Ref. 4100 with Tropical Dial

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 4100 with Tropical Dial

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Patek Philippe - Patek Philippe White Gold Onyx Watch Ref. 3733 - The Keystone Watches

Patek Philippe White Gold Onyx Watch Ref. 3733

Patek Philippe White Gold Onyx Watch Ref. 3733

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Patek Philippe - Patek Philippe Yellow Gold Pocket Watch - The Keystone Watches

Patek Philippe Yellow Gold Pocket Watch

Patek Philippe Yellow Gold Pocket Watch

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

Rolex Yellow Gold Day-Date Onyx Dial Watch Ref. 18238

Rolex Yellow Gold Day-Date Onyx Dial Watch Ref. 18238

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Rolex - Rolex Steel Explorer II Orange Hand Watch Ref. 1655 - The Keystone Watches

Rolex Steel Explorer II Orange Hand Watch Ref. 1655

Rolex Steel Explorer II Orange Hand Watch Ref. 1655

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Watch Ref. 15202 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 15202

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 15202

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Audemars Piguet - Audemars Platinum White Gold Frosted Royal Oak Ref. 26331 - The Keystone Watches

Audemars Platinum White Gold Frosted Royal Oak Ref. 26331

Audemars Platinum White Gold Frosted Royal Oak Ref. 26331

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Chopard - Chopard White Gold and Lapis Asymetrical Watch and Ring Set - The Keystone Watches

Chopard White Gold and Lapis Asymetrical Watch and Ring Set

Chopard White Gold and Lapis Asymetrical Watch and Ring Set

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Audemars Piguet - Audemars Piguet Yellow Gold Bamboo Watch - The Keystone Watches

Audemars Piguet Yellow Gold Bamboo Watch

Audemars Piguet Yellow Gold Bamboo Watch

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Audemars Piguet - Audemars Piguet White Gold and Diamond Bamboo Watch - The Keystone Watches

Audemars Piguet White Gold and Diamond Bamboo Watch

Audemars Piguet White Gold and Diamond Bamboo Watch

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Vacheron Constantin - Vacheron Constantin Yellow Gold Perpetual Skeleton Ref. 43032 - The Keystone Watches

Vacheron Constantin Yellow Gold Perpetual Skeleton Ref. 43032

Vacheron Constantin Yellow Gold Perpetual Skeleton Ref. 43032

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3940 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3940

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3940

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Piaget - Piaget Yellow Gold Emperador Diamond Watch Ref. 12336 - The Keystone Watches

Piaget Yellow Gold Emperador Diamond Watch Ref. 12336

Piaget Yellow Gold Emperador Diamond Watch Ref. 12336

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Rolex Yellow Gold Pre-Daytona Watch Ref. 6238

Rolex Yellow Gold Pre-Daytona Watch Ref. 6238

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Rolex - Rolex Steel Submariner Ref. 5513 - The Keystone Watches

Rolex Steel Submariner Ref. 5513

Rolex Steel Submariner Ref. 5513

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Piaget - Piaget White Gold Lapis Lazuli Watch Ref. 26011 - The Keystone Watches

Piaget White Gold Lapis Lazuli Watch Ref. 26011

Piaget White Gold Lapis Lazuli Watch Ref. 26011

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 3893 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 3893

Patek Philippe Yellow Gold Calatrava Watch Ref. 3893

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Cartier - Cartier Yellow Gold Santos Watch with Blue Dial - The Keystone Watches

Cartier Yellow Gold Santos Watch with Blue Dial

Cartier Yellow Gold Santos Watch with Blue Dial

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Jaeger LeCoultre - Jaeger LeCoultre Master Grande Minute Repeater Watch Ref. Q5011410, Limited to 100 Pieces - The Keystone Watches

Jaeger LeCoultre Master Grande Minute Repeater Watch Ref. Q5011410, Limited to 100 Pieces

Jaeger LeCoultre Master Grande Minute Repeater Watch Ref. Q5011410, Limited to 100 Pieces

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Vacheron Constantin - Vacheron Constantin White Gold Automatic Ref. 63780 - The Keystone Watches

Vacheron Constantin White Gold Automatic Ref. 63780

Vacheron Constantin White Gold Automatic Ref. 63780

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Rolex - Rolex Yellow Gold Cellini Mechanical Ref. 5632 - The Keystone Watches

Rolex Yellow Gold Cellini Mechanical Ref. 5632

Rolex Yellow Gold Cellini Mechanical Ref. 5632

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Audemars Piguet Steel Automatic Watch Ref. 5222

Audemars Piguet Steel Automatic Watch Ref. 5222

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Patek Philippe White Gold Baguette Diamond Watch Ref. 4260

Patek Philippe White Gold Baguette Diamond Watch Ref. 4260

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Cartier - Cartier White Gold Tank Louis - The Keystone Watches

Cartier White Gold Tank Louis

Cartier White Gold Tank Louis

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Audemars Piguet - Audemars Piguet Yellow Gold and Diamond Skeleton Watch - The Keystone Watches

Audemars Piguet Yellow Gold and Diamond Skeleton Watch

Audemars Piguet Yellow Gold and Diamond Skeleton Watch

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Patek Philippe Yellow Gold Diamond & Ruby Watch Ref. 3968

Patek Philippe Yellow Gold Diamond & Ruby Watch Ref. 3968

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Audemars Piguet - Audemars Piguet Yellow Gold Skeletonized Diamond Watch - The Keystone Watches

Audemars Piguet Yellow Gold Skeletonized Diamond Watch

Audemars Piguet Yellow Gold Skeletonized Diamond Watch

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New Arrivals Preview
 

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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