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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3445 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3445

Patek Philippe Yellow Gold Calatrava Ref. 3445

Sold Out

 
Cartier - Cartier Platinum and Diamond Tank Chinoise Ref. 2685 - The Keystone Watches

Cartier Platinum and Diamond Tank Chinoise Ref. 2685

Cartier Platinum and Diamond Tank Chinoise Ref. 2685

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne White Gold Saxonia Annual Calendar Ref. 330.026 - The Keystone Watches

A. Lange & Sohne White Gold Saxonia Annual Calendar Ref. 330.026

A. Lange & Sohne White Gold Saxonia Annual Calendar Ref. 330.026

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Rolex - Rolex Day-Date Platinum Ice Blue Dial Ref. 118206 - The Keystone Watches

Rolex Day-Date Platinum Ice Blue Dial Ref. 118206

Rolex Day-Date Platinum Ice Blue Dial Ref. 118206

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Rolex - Rolex White Gold Day-Date 18239 - The Keystone Watches

Rolex White Gold Day-Date 18239

Rolex White Gold Day-Date 18239

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Rolex - Rolex Anniversary Flat Four Submariner Ref. 16610, with Original Box and Papers New Old Stock - The Keystone Watches

Rolex Anniversary Flat Four Submariner Ref. 16610, with Original Box and Papers New Old Stock

Rolex Anniversary Flat Four Submariner Ref. 16610, with Original Box and Papers New Old Stock

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch, Ref. 15500 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch, Ref. 15500

Audemars Piguet Royal Oak Automatic Watch, Ref. 15500

Sold Out

 
Cartier - Cartier White Gold Tank Americaine XL Ref. 2521 - The Keystone Watches

Cartier White Gold Tank Americaine XL Ref. 2521

Cartier White Gold Tank Americaine XL Ref. 2521

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Rolex - Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial - The Keystone Watches

Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial

Rolex White Gold Day-Date Ref. 228239 with Factory Baguette Diamond Dial

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499

Patek Philippe Yellow Gold Perpetual Calendar Chronograph Fourth Series Ref. 2499

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Audemars Piguet - Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial - The Keystone Watches

Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial

Audemars Piguet Yellow Gold Ultra Thin Skeletonized Watch with Ornate Bird Dial

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Rolex - Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241 - The Keystone Watches

Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241

Rolex Yellow Gold Daytona Paul Newman Watch Ref. 6241

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Rolex - Rolex White Gold Day-Date 41 Ref. 218349 - The Keystone Watches

Rolex White Gold Day-Date 41 Ref. 218349

Rolex White Gold Day-Date 41 Ref. 218349

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Rolex - Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

Rolex Yellow Gold Day-Date Oysterquartz Ref. 19018 with Wood Dial

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Audemars Piguet - Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572 - The Keystone Watches

Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572

Audemars Piguet Yellow Gold Day-Date Royal Oak Ref. 25572

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654

Audemars Piguet Yellow Gold Royal Oak Quantieme Perpetual Watch Ref. 25654

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

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 3970

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 3970

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Audemars Piguet - Audemars Piguet Royal Oak Automatic Watch Ref. 15500 - The Keystone Watches

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

Audemars Piguet Royal Oak Automatic Watch Ref. 15500

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR

Audemars Piguet Rose Gold Royal Oak Chronograph Ref. 26315OR

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Cartier - Cartier Tank Americaine Large Rose Gold Ref. 2505 - The Keystone Watches

Cartier Tank Americaine Large Rose Gold Ref. 2505

Cartier Tank Americaine Large Rose Gold Ref. 2505

Sold Out

 
Rolex - Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers - The Keystone Watches

Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers

Rolex Day-Date White Gold Ref. 18239 with Blue Diamond Dial and Original Papers

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Rolex - Rolex Day-Date white gold baguette diamond dial ref. 228239 - The Keystone Watches

Rolex Day-Date white gold baguette diamond dial ref. 228239

Rolex Day-Date white gold baguette diamond dial ref. 228239

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New Arrivals Preview
 
Piaget Yellow Gold Textured Bracelet Watch with Enamel Markers (New Arrival)

Piaget Yellow Gold Textured Bracelet Watch with Enamel Markers (New Arrival)

Piaget Yellow Gold Textured Bracelet Watch with Enamel Markers (New Arrival)

$22,000 USD
 
Rolex Yellow Gold Day-Date Ref. 228398TRU (New Arrival)

Rolex Yellow Gold Day-Date Ref. 228398TRU (New Arrival)

Rolex Yellow Gold Day-Date Ref. 228398TRU (New Arrival)

$315,000 USD
 
Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival)

Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival)

Patek Philippe White Gold Golden Ellipse Ref. 3546 (New Arrival)

$15,500 USD
 
Cartier Platinum Tank Louis Extra-Flat Watch (New Arrival)

Cartier Platinum Tank Louis Extra-Flat Watch (New Arrival)

Cartier Platinum Tank Louis Extra-Flat Watch (New Arrival)

$95,000 USD
 
Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

Uti Paris Yellow Gold Watch, Retailed by Spritzer & Furhmann (New Arrival)

$9,200 USD
 
Patek Philippe Steel Sector Dial Pocket Watch, Circa 1921 (New Arrival)

Patek Philippe Steel Sector Dial Pocket Watch, Circa 1921 (New Arrival)

Patek Philippe Steel Sector Dial Pocket Watch, Circa 1921 (New Arrival)

$25,000 USD
 
Patek Philippe White Gold Ellipse Diamond Bracelet Ref. 4122 (New Arrival)

Patek Philippe White Gold Ellipse Diamond Bracelet Ref. 4122 (New Arrival)

Patek Philippe White Gold Ellipse Diamond Bracelet Ref. 4122 (New Arrival)

$46,000 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.

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