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Cartier - Cartier Yellow Gold Paris Crash 1991 - The Keystone Watches

Cartier Yellow Gold Paris Crash 1991

Cartier Yellow Gold Paris Crash 1991

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3987 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3987

Patek Philippe Yellow Gold Ellipse Ref. 3987

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H. Moser & Cie - H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207 - The Keystone Watches

H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207

H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207

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Rolex - Rolex Steel Datejust Ref. 116234 with Blue Vignette Dial - The Keystone Watches

Rolex Steel Datejust Ref. 116234 with Blue Vignette Dial

Rolex Steel Datejust Ref. 116234 with Blue Vignette Dial

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Rolex Yellow Gold Day-Date Ref. 18238 with White Roman Dial

Rolex Yellow Gold Day-Date Ref. 18238 with White Roman Dial

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Rolex - Rolex Steel Paul Newman Daytona Watch Ref. 6239 - The Keystone Watches

Rolex Steel Paul Newman Daytona Watch Ref. 6239

Rolex Steel Paul Newman Daytona Watch Ref. 6239

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 565 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 565

Patek Philippe Yellow Gold Calatrava Watch Ref. 565

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 2526 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 2526

Patek Philippe Yellow Gold Calatrava Watch Ref. 2526

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Audemars Piguet - Audemars Piguet White Gold Bamboo Watch - The Keystone Watches

Audemars Piguet White Gold Bamboo Watch

Audemars Piguet White Gold Bamboo Watch

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Jaeger LeCoultre - Jaeger LeCoultre White Gold Tonneau Mystery - The Keystone Watches

Jaeger LeCoultre White Gold Tonneau Mystery

Jaeger LeCoultre White Gold Tonneau Mystery

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3800/103 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800/103

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800/103

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Patek Philippe - Patek Philippe White Gold Elliipse Watch Ref. 3548 - The Keystone Watches

Patek Philippe White Gold Elliipse Watch Ref. 3548

Patek Philippe White Gold Elliipse Watch Ref. 3548

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Piaget - Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty - The Keystone Watches

Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty

Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty

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Audemars Piguet - Audemars Piguet Yellow Gold Cobra Ref. 5403 with Attractive Aged Dial - The Keystone Watches

Audemars Piguet Yellow Gold Cobra Ref. 5403 with Attractive Aged Dial

Audemars Piguet Yellow Gold Cobra Ref. 5403 with Attractive Aged Dial

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Audemars Piguet - Audemars Piguet White Gold Disco Volante Watch Ref. 5093 - The Keystone Watches

Audemars Piguet White Gold Disco Volante Watch Ref. 5093

Audemars Piguet White Gold Disco Volante Watch Ref. 5093

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Patek Philippe - Patek Philippe Ellipse Skeleton - The Keystone Watches

Patek Philippe Ellipse Skeleton

Patek Philippe Ellipse Skeleton

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Rolex - Rolex White Gold Daytona Blue Beach Ref. 116519 - The Keystone Watches

Rolex White Gold Daytona Blue Beach Ref. 116519

Rolex White Gold Daytona Blue Beach Ref. 116519

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Patek Philippe - Patek Philippe Yellow Gold Vintage Watch Ref. 3858 - The Keystone Watches

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

Patek Philippe Yellow Gold Vintage Watch Ref. 3858

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Patek Philippe - Patek Philippe White Gold Chronograph Ref. 5170G - The Keystone Watches

Patek Philippe White Gold Chronograph Ref. 5170G

Patek Philippe White Gold Chronograph Ref. 5170G

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Platinum Perpetual Calendar Chronograph Watch Ref. 5970

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

Patek Philippe Yellow Gold Nautilus Ref. 3800 with Factory Diamond and Ruby Dial

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald

Patek Philippe Yellow Gold Nautilus Ref. 3800/105 with Pave Diamond and Emerald

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New Arrivals Preview
 
Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

$125,000 USD
 
Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

$62,000 USD
 
Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

$55,000 USD
 
Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

$21,000 USD
 
Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

$175,000 USD
 
Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

$70,000 USD
 
Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

$48,000 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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