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Cartier - Cartier Steel Santos Dumont Ref. WSSA0046 with Black Lacquer Dial - The Keystone Watches

Cartier Steel Santos Dumont Ref. WSSA0046 with Black Lacquer Dial

Cartier Steel Santos Dumont Ref. WSSA0046 with Black Lacquer Dial

Sold Out

 
Franck Muller - Franck Muller White Gold Chronograph Ref. 7000CCDCD - The Keystone Watches

Franck Muller White Gold Chronograph Ref. 7000CCDCD

Franck Muller White Gold Chronograph Ref. 7000CCDCD

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Rolex Steel Submariner Ref. 116610 Retailed for the United States Secret Service by Tourneau

Rolex Steel Submariner Ref. 116610 Retailed for the United States Secret Service by Tourneau

Rolex Steel Submariner Ref. 116610 Retailed for the United States Secret Service by Tourneau

$45,000 USD
 
Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Ref. 5039 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5039

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5039

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Audemars Piguet - Audemars Piguet Royal Oak Ref. 56303 with Tropical Dial - The Keystone Watches

Audemars Piguet Royal Oak Ref. 56303 with Tropical Dial

Audemars Piguet Royal Oak Ref. 56303 with Tropical Dial

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Audemars Piguet - Audemars Piguet White Gold Automatic Watch Retailed by Hermes - The Keystone Watches

Audemars Piguet White Gold Automatic Watch Retailed by Hermes

Audemars Piguet White Gold Automatic Watch Retailed by Hermes

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Cartier - Cartier Platinum Santos Ref. 1575 - The Keystone Watches

Cartier Platinum Santos Ref. 1575

Cartier Platinum Santos Ref. 1575

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Piaget - Piaget White Gold Lapis Lazuli Watch Ref. 26011 - The Keystone Watches

Piaget White Gold Lapis Lazuli Watch Ref. 26011

Piaget White Gold Lapis Lazuli Watch Ref. 26011

Sold Out

 
IWC - IWC Platinum Novecento Perpetual Calendar Ref. 3546 - The Keystone Watches

IWC Platinum Novecento Perpetual Calendar Ref. 3546

IWC Platinum Novecento Perpetual Calendar Ref. 3546

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Hobnail Watch with Blue Dial - The Keystone Watches

Audemars Piguet White Gold Hobnail Watch with Blue Dial

Audemars Piguet White Gold Hobnail Watch with Blue Dial

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Patek Philippe Platinum Grand Complication Perpetual Calendar Minute Repeater Watch Ref. 5016

Patek Philippe Platinum Grand Complication Perpetual Calendar Minute Repeater Watch Ref. 5016

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Audemars Piguet - Audemars Piguet Yellow Gold Diamond Moonphase Watch - The Keystone Watches

Audemars Piguet Yellow Gold Diamond Moonphase Watch

Audemars Piguet Yellow Gold Diamond Moonphase Watch

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Breguet - Breguet White Gold Hora Mundi World Time Ref. 3700BB - The Keystone Watches

Breguet White Gold Hora Mundi World Time Ref. 3700BB

Breguet White Gold Hora Mundi World Time Ref. 3700BB

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Audemars Piguet - Audemars Piguet White Gold Bracelet Watch with Original Box and Papers - The Keystone Watches

Audemars Piguet White Gold Bracelet Watch with Original Box and Papers

Audemars Piguet White Gold Bracelet Watch with Original Box and Papers

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A. Lange & Sohne - A. Lange & Sohne White Gold Lange 1 101.027x - The Keystone Watches

A. Lange & Sohne White Gold Lange 1 101.027x

A. Lange & Sohne White Gold Lange 1 101.027x

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3514 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3514

Patek Philippe Yellow Gold Calatrava Ref. 3514

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Rolex - Rolex Daytona Big Red Watch Ref. 6263 in Like-New Condition - The Keystone Watches

Rolex Daytona Big Red Watch Ref. 6263 in Like-New Condition

Rolex Daytona Big Red Watch Ref. 6263 in Like-New Condition

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800 Retailed by Gubelin - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800 Retailed by Gubelin

Patek Philippe Yellow Gold Nautilus Ref. 3800 Retailed by Gubelin

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Patek Philippe - Patek Philippe White Gold Calatrava Ref. 570 - The Keystone Watches

Patek Philippe White Gold Calatrava Ref. 570

Patek Philippe White Gold Calatrava Ref. 570

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Audemars Piguet White Gold Royal Oak Ref. 5402

Audemars Piguet White Gold Royal Oak Ref. 5402

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 3800J - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 3800J

Patek Philippe Yellow Gold Nautilus Ref. 3800J

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Cartier - Cartier Steel Watch with Bumper Automatic Movement, European Watch & Clock - The Keystone Watches

Cartier Steel Watch with Bumper Automatic Movement, European Watch & Clock

Cartier Steel Watch with Bumper Automatic Movement, European Watch & Clock

Sold Out

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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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