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Patek Philippe - Patek Philippe White Gold Mechanical Watch - The Keystone Watches

Patek Philippe White Gold Mechanical Watch

Patek Philippe White Gold Mechanical Watch

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Rolex - Rolex Platinum Day-Date Ref. 18046 - The Keystone Watches

Rolex Platinum Day-Date Ref. 18046

Rolex Platinum Day-Date Ref. 18046

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Rolex - Rolex Steel Daytona Ref. 116500LN White Panda Dial - The Keystone Watches

Rolex Steel Daytona Ref. 116500LN White Panda Dial

Rolex Steel Daytona Ref. 116500LN White Panda Dial

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Vacheron Constantin - Vacheron Constantin White Gold Watch with Onyx Dial Ref. 2097 - The Keystone Watches

Vacheron Constantin White Gold Watch with Onyx Dial Ref. 2097

Vacheron Constantin White Gold Watch with Onyx Dial Ref. 2097

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A. Lange & Sohne White Gold Flyback Chronograph Ref. 401.026

A. Lange & Sohne White Gold Flyback Chronograph Ref. 401.026

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Rolex - Rolex Platinum Cosmograph Daytona Diamond Watch Ref. 116576 - The Keystone Watches

Rolex Platinum Cosmograph Daytona Diamond Watch Ref. 116576

Rolex Platinum Cosmograph Daytona Diamond Watch Ref. 116576

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Rolex - Rolex White Gold Day Date Ref. 1803 with Buckley Dial - The Keystone Watches

Rolex White Gold Day Date Ref. 1803 with Buckley Dial

Rolex White Gold Day Date Ref. 1803 with Buckley Dial

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

Audemars Piguet White Gold Tonneau Watch

Audemars Piguet White Gold Tonneau Watch

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Rolex - Rolex White Gold Day Date Ref. 118239 with Blue Dial and Chinese Date - The Keystone Watches

Rolex White Gold Day Date Ref. 118239 with Blue Dial and Chinese Date

Rolex White Gold Day Date Ref. 118239 with Blue Dial and Chinese Date

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Rolex - Rolex Yellow Gold Daytona Ref. 16528 with N Serial - The Keystone Watches

Rolex Yellow Gold Daytona Ref. 16528 with N Serial

Rolex Yellow Gold Daytona Ref. 16528 with N Serial

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Audemars Piguet Steel Royal Oak Automatic Ref. 56023

Audemars Piguet Steel Royal Oak Automatic Ref. 56023

Audemars Piguet Steel Royal Oak Automatic Ref. 56023

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Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Ref. 66464 with Original Diamonds - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Ref. 66464 with Original Diamonds

Audemars Piguet Yellow Gold Royal Oak Ref. 66464 with Original Diamonds

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Rolex - Rolex Yellow Gold Day-Date Ref. 18138 with Factory Diamonds - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18138 with Factory Diamonds

Rolex Yellow Gold Day-Date Ref. 18138 with Factory Diamonds

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Vacheron Constantin - Vacheron Constantin White Gold Vintage Watch Ref. 6394 - The Keystone Watches

Vacheron Constantin White Gold Vintage Watch Ref. 6394

Vacheron Constantin White Gold Vintage Watch Ref. 6394

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Vacheron Constantin - Vacheron Constantin Yellow Gold Bracelet Watch Ref. 44003 with Factory Diamond and Onyx Dial - The Keystone Watches

Vacheron Constantin Yellow Gold Bracelet Watch Ref. 44003 with Factory Diamond and Onyx Dial

Vacheron Constantin Yellow Gold Bracelet Watch Ref. 44003 with Factory Diamond and Onyx Dial

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Rolex - Rolex Platinum Day-Date Ref. 18206 - The Keystone Watches

Rolex Platinum Day-Date Ref. 18206

Rolex Platinum Day-Date Ref. 18206

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3919 on a Bracelet - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3919 on a Bracelet

Patek Philippe Yellow Gold Calatrava Ref. 3919 on a Bracelet

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Rolex - Rolex Steel Dominos Air-King Ref. 14000 - The Keystone Watches

Rolex Steel Dominos Air-King Ref. 14000

Rolex Steel Dominos Air-King Ref. 14000

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Patek Philippe - Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial - The Keystone Watches

Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial

Patek Philippe White Gold Bracelet Watch Ref. 3649 with Onyx Dial

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Cartier - Cartier Yellow Gold Tank Louis Ref. 8110 on a Bracelet - The Keystone Watches

Cartier Yellow Gold Tank Louis Ref. 8110 on a Bracelet

Cartier Yellow Gold Tank Louis Ref. 8110 on a Bracelet

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Patek Philippe - Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960P - The Keystone Watches

Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960P

Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960P

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IWC - IWC Yellow Gold Da Vinci Perpetual Calendar Chronograph Ref. IW3750 - The Keystone Watches

IWC Yellow Gold Da Vinci Perpetual Calendar Chronograph Ref. IW3750

IWC Yellow Gold Da Vinci Perpetual Calendar Chronograph Ref. IW3750

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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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