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Audemars Piguet - Audemars Piguet Yellow Gold Square Watch Retailed by Turler - The Keystone Watches

Audemars Piguet Yellow Gold Square Watch Retailed by Turler

Audemars Piguet Yellow Gold Square Watch Retailed by Turler

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Audemars Piguet - Audemars Piguet White Gold Bracelet Watch with Diamond Dial - The Keystone Watches

Audemars Piguet White Gold Bracelet Watch with Diamond Dial

Audemars Piguet White Gold Bracelet Watch with Diamond Dial

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Rolex Ladies Vintage White Gold Diamond Watch

Rolex Ladies Vintage White Gold Diamond Watch

Rolex Ladies Vintage White Gold Diamond Watch

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Patek Philippe - Patek Philippe Platinum Minute Repeater Watch Ref. 5078 - The Keystone Watches

Patek Philippe Platinum Minute Repeater Watch Ref. 5078

Patek Philippe Platinum Minute Repeater Watch Ref. 5078

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Patek Philippe - Patek Philippe Platinum Minute Repeating Tourbillon Watch Ref. 3939 - The Keystone Watches

Patek Philippe Platinum Minute Repeating Tourbillon Watch Ref. 3939

Patek Philippe Platinum Minute Repeating Tourbillon Watch Ref. 3939

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Piaget - Piaget White Gold Diamond Watch, Retailed by Tiffany & Co. - The Keystone Watches

Piaget White Gold Diamond Watch, Retailed by Tiffany & Co.

Piaget White Gold Diamond Watch, Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe White Gold Calatrava Bracelet Watch Ref. 3606 - The Keystone Watches

Patek Philippe White Gold Calatrava Bracelet Watch Ref. 3606

Patek Philippe White Gold Calatrava Bracelet Watch Ref. 3606

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Audemars Piguet White Gold Lapis Optical Watch, by George Lenfant

Audemars Piguet White Gold Lapis Optical Watch, by George Lenfant

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Rolex - Rolex Yellow Gold Day Date Ref. 1803 with Matte Black Dial - The Keystone Watches

Rolex Yellow Gold Day Date Ref. 1803 with Matte Black Dial

Rolex Yellow Gold Day Date Ref. 1803 with Matte Black Dial

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Rolex - Rolex Platinum Day-Date Ref. 18296 - The Keystone Watches

Rolex Platinum Day-Date Ref. 18296

Rolex Platinum Day-Date Ref. 18296

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

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

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

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Cartier Yellow Gold Helm Gouvernail Watch

Cartier Yellow Gold Helm Gouvernail Watch

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Vacheron Constantin Platinum & Gold Diamond Watch by George Lenfant

Vacheron Constantin Platinum & Gold Diamond Watch by George Lenfant

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Audemars Piguet - Audemars Piguet White Gold Watch Ref. 14579BC in Like New Condition - The Keystone Watches

Audemars Piguet White Gold Watch Ref. 14579BC in Like New Condition

Audemars Piguet White Gold Watch Ref. 14579BC in Like New Condition

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

Rolex Steel Paul Newman Daytona Ref. 6239

Rolex Steel Paul Newman Daytona Ref. 6239

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Omega - Omega White Gold Constellation Automatic Bracelet Watch Ref. 8354 - The Keystone Watches

Omega White Gold Constellation Automatic Bracelet Watch Ref. 8354

Omega White Gold Constellation Automatic Bracelet Watch Ref. 8354

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Patek Philippe - Patek Philippe Rose Gold Nautilus Ruby Watch Ref. 5980 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Ruby Watch Ref. 5980

Patek Philippe Rose Gold Nautilus Ruby Watch Ref. 5980

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5070, Single Sealed - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5070, Single Sealed

Patek Philippe Platinum Chronograph Watch Ref. 5070, Single Sealed

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Rolex - Rolex Rose Gold Cellini Ref. 50515 - The Keystone Watches

Rolex Rose Gold Cellini Ref. 50515

Rolex Rose Gold Cellini Ref. 50515

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Patek Philippe - Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370 - The Keystone Watches

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5370

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

Audemars Piguet White Gold Bamboo

Audemars Piguet White Gold Bamboo

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Cartier - Cartier Yellow Gold Santos Ref. 78097 with Paris Dial - The Keystone Watches

Cartier Yellow Gold Santos Ref. 78097 with Paris Dial

Cartier Yellow Gold Santos Ref. 78097 with Paris Dial

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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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