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Patek Philippe Platinum Minute Repeater Watch Ref. 5078

Patek Philippe Platinum Minute Repeater Watch Ref. 5078

Sold Out

 

Rolex Yellow Gold Daytona Ref. 116508 With Green Dial

Rolex Yellow Gold Daytona Ref. 116508 With Green Dial

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Patek Philippe White Gold Square Watch Ref. 3494

Patek Philippe White Gold Square Watch Ref. 3494

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Rolex Steel GMT Master II Ref. 16710 in Like New Condition

Rolex Steel GMT Master II Ref. 16710 in Like New Condition

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Corum Yellow Gold Romulus Bamboo Watch with Sapphires

Corum Yellow Gold Romulus Bamboo Watch with Sapphires

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Rolex Steel Datejust Ref. 16220 with Salmon Dial

Rolex Steel Datejust Ref. 16220 with Salmon Dial

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Rolex Platinum Day Date Ref. 18206

Rolex Platinum Day Date Ref. 18206

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Patek Philippe Yellow Gold Nautilus Ref. 5066

Patek Philippe Yellow Gold Nautilus Ref. 5066

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Cartier Rose Gold Tank Chinoise Watch CPCP Collection

Cartier Rose Gold Tank Chinoise Watch CPCP Collection

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Patek Philippe White Gold Nautilus Watch Ref. 4700

Patek Philippe White Gold Nautilus Watch Ref. 4700

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Patek Philippe White Gold Golden Ellipse on Bracelet Ref. 3739/1

Patek Philippe White Gold Golden Ellipse on Bracelet Ref. 3739/1

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Patek Philippe Yellow Gold Skeleton Watch Ref. 3883

Patek Philippe Yellow Gold Skeleton Watch Ref. 3883

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Rolex White Gold Cosmograph Daytona Ref. 16519

Rolex White Gold Cosmograph Daytona Ref. 16519

Rolex White Gold Cosmograph Daytona Ref. 16519

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Piaget Yellow Gold and DLC Polo Watch Ref. 15562C701

Piaget Yellow Gold and DLC Polo Watch Ref. 15562C701

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5205 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

Patek Philippe White Gold Annual Calendar Watch Ref. 5205

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Patek Philippe White Gold Ellipse Ref. 3648 with Tropical Dial

Patek Philippe White Gold Ellipse Ref. 3648 with Tropical Dial

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Patek Philippe White Gold Vintage Watch Ref. 3528

Patek Philippe White Gold Vintage Watch Ref. 3528

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Patek White Gold and Onyx Integrated Watch Ref. 4429

Patek White Gold and Onyx Integrated Watch Ref. 4429

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Patek Philippe Yellow Gold Watch Ref. 3467

Patek Philippe Yellow Gold Watch Ref. 3467

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Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

Patek Philippe Yellow Gold Bracelet Watch Ref. 3491

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Patek Philippe Yellow Gold Automatic Watch Ref. 3604

Patek Philippe Yellow Gold Automatic Watch Ref. 3604

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New Arrivals Preview
 
Rolex Yellow Gold Precision Buckle Bracelet Watch (New Arrival)

Rolex Yellow Gold Precision Buckle Bracelet Watch (New Arrival)

Rolex Yellow Gold Precision Buckle Bracelet Watch (New Arrival)

$19,500 USD
 
Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

$19,800 USD
 
Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

$16,000 USD
 
Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

$75,000 USD
 
Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

$30,000 USD
 
Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

$105,000 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
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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