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Omega - Omega Stainless Steel Speedmaster Watch Ref. 145.022 - The Keystone Watches

Omega Stainless Steel Speedmaster Watch Ref. 145.022

Omega Stainless Steel Speedmaster Watch Ref. 145.022

Sold Out

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

Rolex Stainless Steel Submariner Ref. 5513

Rolex Stainless Steel Submariner Ref. 5513

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Rolex - Rolex Steel Explorer Gilt Chapter Ring Watch Ref. 1016 - The Keystone Watches

Rolex Steel Explorer Gilt Chapter Ring Watch Ref. 1016

Rolex Steel Explorer Gilt Chapter Ring Watch Ref. 1016

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Rolex - Vintage Rolex Submariner Stainless Steel Ref. 16800 - The Keystone Watches

Vintage Rolex Submariner Stainless Steel Ref. 16800

Vintage Rolex Submariner Stainless Steel Ref. 16800

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Rolex - Vintage Rolex Yellow Gold Submariner Ref. 16808 - The Keystone Watches

Vintage Rolex Yellow Gold Submariner Ref. 16808

Vintage Rolex Yellow Gold Submariner Ref. 16808

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Rolex - Rolex Stainless Steel Date Watch Ref. 1500 - The Keystone Watches

Rolex Stainless Steel Date Watch Ref. 1500

Rolex Stainless Steel Date Watch Ref. 1500

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Jumbo Ref. 5402 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Jumbo Ref. 5402

Audemars Piguet Yellow Gold Royal Oak Jumbo Ref. 5402

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Omega - Omega Speedmaster Professional Tropical Brown Ref. 145.022 - The Keystone Watches

Omega Speedmaster Professional Tropical Brown Ref. 145.022

Omega Speedmaster Professional Tropical Brown Ref. 145.022

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Patek Philippe - Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate - The Keystone Watches

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

Patek Philippe White Gold Automatic Watch Ref. 3588/1 with Certificate

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Rolex - Rolex Day-Date Yellow Gold with Blue Vignette and Diamond Dial on Strap - The Keystone Watches

Rolex Day-Date Yellow Gold with Blue Vignette and Diamond Dial on Strap

Rolex Day-Date Yellow Gold with Blue Vignette and Diamond Dial on Strap

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Patek Philippe - Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers - The Keystone Watches

Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers

Patek Philippe Platinum and Gold Pocket Watch with Original Box and Papers

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 1802 - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 1802

Rolex Yellow Gold Day-Date Watch Ref. 1802

Sold Out

 
Patek Philippe - Patek Philippe Steel 1989 Anniversary Watch Ref. 3718 - The Keystone Watches

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

Patek Philippe Steel 1989 Anniversary Watch Ref. 3718

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Rolex - Vintage Rolex Root Beer GMT-Master Gold Brown Ref. 1675 with Paper - The Keystone Watches

Vintage Rolex Root Beer GMT-Master Gold Brown Ref. 1675 with Paper

Vintage Rolex Root Beer GMT-Master Gold Brown Ref. 1675 with Paper

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Rolex - Rolex Steel Submariner Ref. 1680 - The Keystone Watches

Rolex Steel Submariner Ref. 1680

Rolex Steel Submariner Ref. 1680

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Rolex - Vintage Rolex GMT-Master Ref. 16713 - The Keystone Watches

Vintage Rolex GMT-Master Ref. 16713

Vintage Rolex GMT-Master Ref. 16713

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Rolex - Rolex GMT-Master Gilt Dial Ref. 1675 - The Keystone Watches

Rolex GMT-Master Gilt Dial Ref. 1675

Rolex GMT-Master Gilt Dial Ref. 1675

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Heuer - Heuer Calculator Chronograph Ref. 150.633 in New Old Stock Condition - The Keystone Watches

Heuer Calculator Chronograph Ref. 150.633 in New Old Stock Condition

Heuer Calculator Chronograph Ref. 150.633 in New Old Stock Condition

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Rolex - Rolex White Gold Datejust Watch Ref. 1601 - The Keystone Watches

Rolex White Gold Datejust Watch Ref. 1601

Rolex White Gold Datejust Watch Ref. 1601

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 1803 - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 1803

Rolex Yellow Gold Day-Date Watch Ref. 1803

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Rolex - Vintage Rolex Day-Date Ammonite Stone Diamond Dial Ref. 18238 - The Keystone Watches

Vintage Rolex Day-Date Ammonite Stone Diamond Dial Ref. 18238

Vintage Rolex Day-Date Ammonite Stone Diamond Dial Ref. 18238

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 1803 with Original Papers - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Original Papers

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Original Papers

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New Arrivals Preview
 
Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

$300,000 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
 
Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

$105,000 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
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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