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Audemars Piguet - Audemars Piguet Rose Gold Huitieme Ref 25644 - The Keystone Watches

Audemars Piguet Rose Gold Huitieme Ref 25644

Audemars Piguet Rose Gold Huitieme Ref 25644

Sold Out

 
Patek Philippe - Patek Philippe Steel Ref. 3579 - The Keystone Watches

Patek Philippe Steel Ref. 3579

Patek Philippe Steel Ref. 3579

Sold Out

 
Piaget - Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels - The Keystone Watches

Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels

Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref 3738 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref 3738

Patek Philippe Yellow Gold Ellipse Ref 3738

Sold Out

 

Cartier Platinum Tank Cintree Ref. 4124

Cartier Platinum Tank Cintree Ref. 4124

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Pilot Ref. 5524R - The Keystone Watches

Patek Philippe Rose Gold Pilot Ref. 5524R

Patek Philippe Rose Gold Pilot Ref. 5524R

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Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Chrono Diamond Watch Ref. 26315 - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Chrono Diamond Watch Ref. 26315

Audemars Piguet Rose Gold Royal Oak Chrono Diamond Watch Ref. 26315

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne Yellow Gold Saxonia 1st Series Solid Back Watch Ref. 102.002 - The Keystone Watches

A. Lange & Sohne Yellow Gold Saxonia 1st Series Solid Back Watch Ref. 102.002

A. Lange & Sohne Yellow Gold Saxonia 1st Series Solid Back Watch Ref. 102.002

Sold Out

 
Cartier - Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection - The Keystone Watches

Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection

Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection

Sold Out

 
Rolex - Rolex Yellow Gold Paul Newman Daytona Lemon Watch Ref. 6264 - The Keystone Watches

Rolex Yellow Gold Paul Newman Daytona Lemon Watch Ref. 6264

Rolex Yellow Gold Paul Newman Daytona Lemon Watch Ref. 6264

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Nautilus Ref. 5711 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Ref. 5711

Patek Philippe Rose Gold Nautilus Ref. 5711

Sold Out

 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Sold Out

 

Rolex Two-Tone Datejust ref 69173 with Tiffany Dial

Rolex Two-Tone Datejust ref 69173 with Tiffany Dial

Sold Out

 
Rolex - Rolex Yellow Gold Day Date ref 18308 with Ferrite Dial - The Keystone Watches

Rolex Yellow Gold Day Date ref 18308 with Ferrite Dial

Rolex Yellow Gold Day Date ref 18308 with Ferrite Dial

Sold Out

 
Patek Philippe - Patek Philippe Steel Tonneau Watch Ref. 3574 - The Keystone Watches

Patek Philippe Steel Tonneau Watch Ref. 3574

Patek Philippe Steel Tonneau Watch Ref. 3574

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221 - The Keystone Watches

A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221

A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221

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Rolex - Rolex Rose Gold Cosmograph Daytona Rainbow Watch Ref. 116595 - The Keystone Watches

Rolex Rose Gold Cosmograph Daytona Rainbow Watch Ref. 116595

Rolex Rose Gold Cosmograph Daytona Rainbow Watch Ref. 116595

Sold Out

 
Patek Philippe - Patek Philippe Platinum World Time Watch Ref. 5131 - The Keystone Watches

Patek Philippe Platinum World Time Watch Ref. 5131

Patek Philippe Platinum World Time Watch Ref. 5131

Sold Out

 
Cartier - Cartier Platinum Santos Ref. 1575 - The Keystone Watches

Cartier Platinum Santos Ref. 1575

Cartier Platinum Santos Ref. 1575

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Minute Repeater Ref. 25723 - The Keystone Watches

Audemars Piguet Yellow Gold Minute Repeater Ref. 25723

Audemars Piguet Yellow Gold Minute Repeater Ref. 25723

Sold Out

 
Vacheron Constantin - Vacheron White Gold Skeleton Watch Ref. 33115 - The Keystone Watches

Vacheron White Gold Skeleton Watch Ref. 33115

Vacheron White Gold Skeleton Watch Ref. 33115

Sold Out

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

Audemars Piguet White Gold and Diamond Watch

Audemars Piguet White Gold and Diamond Watch

Sold Out

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

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 - Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival) - The Keystone Watches

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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