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Patek Philippe Steel Calatrava Ref. 3509

Patek Philippe Steel Calatrava Ref. 3509

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Rolex Yellow Gold Day Date Ref. 1803 with Black Claw Dial

Rolex Yellow Gold Day Date Ref. 1803 with Black Claw Dial

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Rolex Yellow Gold King Midas Ref. 4136 with Lapis Lazuli and Diamond Dial

Rolex Yellow Gold King Midas Ref. 4136 with Lapis Lazuli and Diamond Dial

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Rolex Yellow Gold Day-Date 18238 with Baguette Dial

Rolex Yellow Gold Day-Date 18238 with Baguette Dial

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Rolex Day-Date Ref. 18238 with Gold Missoni String Dial

Rolex Day-Date Ref. 18238 with Gold Missoni String Dial

Rolex Day-Date Ref. 18238 with Gold Missoni String Dial

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Patek Philippe Yellow Gold Chronograph Ref. 130 Retailed by Tiffany (Private Sale)

Patek Philippe Yellow Gold Chronograph Ref. 130 Retailed by Tiffany (Private Sale)

Patek Philippe Yellow Gold Chronograph Ref. 130 Retailed by Tiffany (Private Sale)

"Price upon request"
 

Rolex Steel Pepsi GMT-Master Ref. 16710 on Jubilee Bracelet in Top Condition (New Arrival)

Rolex Steel Pepsi GMT-Master Ref. 16710 on Jubilee Bracelet in Top Condition (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Pocket Watch Ref. 725/2 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Pocket Watch Ref. 725/2

Patek Philippe Yellow Gold Perpetual Calendar Pocket Watch Ref. 725/2

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Audemars Piguet White Gold Vintage Pave Diamond Watch

Audemars Piguet White Gold Vintage Pave Diamond Watch

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Audemars Piguet Yellow Gold Skeleton Watch Ref. 5036

Audemars Piguet Yellow Gold Skeleton Watch Ref. 5036

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Piaget Yellow Gold Vintage Watch Ref. 9802

Piaget Yellow Gold Vintage Watch Ref. 9802

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 18208 with Mother of Pearl and Diamond Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 18208 with Mother of Pearl and Diamond Dial

Rolex Yellow Gold Day-Date Watch Ref. 18208 with Mother of Pearl and Diamond Dial

Sold Out

 
Rolex - Rolex Yellow Gold Zenith Daytona with Pave and Ruby Dial Ref. 16518 - The Keystone Watches

Rolex Yellow Gold Zenith Daytona with Pave and Ruby Dial Ref. 16518

Rolex Yellow Gold Zenith Daytona with Pave and Ruby Dial Ref. 16518

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Rolex Yellow Gold Day-Date Ref. 18388

Rolex Yellow Gold Day-Date Ref. 18388

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Rolex Steel Big Red Daytona Ref. 6265

Rolex Steel Big Red Daytona Ref. 6265

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Rolex Yellow Gold Bubbleback Datejust Ref. 6105

Rolex Yellow Gold Bubbleback Datejust Ref. 6105

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Rolex Yellow Gold Datejust Ref. 69278 with Blue Vignette Dial

Rolex Yellow Gold Datejust Ref. 69278 with Blue Vignette Dial

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Rolex Yellow Gold Submariner Ref. 16618 in New Old Stock Condition

Rolex Yellow Gold Submariner Ref. 16618 in New Old Stock Condition

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Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448, Possibly Unique (Private Sale)

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448, Possibly Unique (Private Sale)

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448, Possibly Unique (Private Sale)

"Price upon request"
 

Patek Philippe Yellow Gold Calatrava Ref. 2426

Patek Philippe Yellow Gold Calatrava Ref. 2426

Sold Out

 
Rolex - Rolex Steel Chronograph Antimagnetic Ref. 3834 - The Keystone Watches

Rolex Steel Chronograph Antimagnetic Ref. 3834

Rolex Steel Chronograph Antimagnetic Ref. 3834

Sold Out

 
Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266  (Private Sale)

Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266 (Private Sale)

Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266 (Private Sale)

"Price upon request"
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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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