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Audemars Piguet - Audemars Piguet Royal Oak Chronograph Watch Ref. 25860 - The Keystone Watches

Audemars Piguet Royal Oak Chronograph Watch Ref. 25860

Audemars Piguet Royal Oak Chronograph Watch Ref. 25860

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Piaget - Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey - The Keystone Watches

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

Piaget White Gold Automatic Watch Ref. 12311, Retailed by Asprey

Sold Out

 
Cartier - Cartier Rose Gold Tonneau Dual Time Zone Watch - The Keystone Watches

Cartier Rose Gold Tonneau Dual Time Zone Watch

Cartier Rose Gold Tonneau Dual Time Zone Watch

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Jaeger LeCoultre - Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4 - The Keystone Watches

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

Jaeger Lecoultre Reverso Travel Time Tigers Eye Watch Ref. 215.8.D4

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Audemars Piguet - Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402 - The Keystone Watches

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

Audemars Piguet Royal Oak Jumbo A-Series Watch Ref. 5402

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Patek Philippe - Patek Philippe Yellow Gold Bracelet Watch Ref. 3598 - The Keystone Watches

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

Patek Philippe Yellow Gold Bracelet Watch Ref. 3598

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Patek Philippe - Patek Philippe White Gold Nautilus Moonphase Watch Ref. 5712 - The Keystone Watches

Patek Philippe White Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe White Gold Nautilus Moonphase Watch Ref. 5712

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A. Lange & Sohne - A. Lange & Sohne Platinum Grand Lange 1 Watch Ref. 117.025 - The Keystone Watches

A. Lange & Sohne Platinum Grand Lange 1 Watch Ref. 117.025

A. Lange & Sohne Platinum Grand Lange 1 Watch Ref. 117.025

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Rolex - Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618 - The Keystone Watches

Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618

Rolex Yellow Gold Submariner Lapis Lazuli Watch Ref. 16618

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Panerai - Panerai Luminor Black Seal for Purdey Ref. Pam76 - The Keystone Watches

Panerai Luminor Black Seal for Purdey Ref. Pam76

Panerai Luminor Black Seal for Purdey Ref. Pam76

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Patek Philippe - Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers - The Keystone Watches

Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers

Patek Philippe White Gold Travel Time Watch Ref. 5110 with Original Box and Papers

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Vacheron Constantin - Vacheron Constantin Steel Automatic Watch Ref. 6562 - The Keystone Watches

Vacheron Constantin Steel Automatic Watch Ref. 6562

Vacheron Constantin Steel Automatic Watch Ref. 6562

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Patek Philippe - Patek Philippe Steel Calatrava Watch Ref. 3466 - The Keystone Watches

Patek Philippe Steel Calatrava Watch Ref. 3466

Patek Philippe Steel Calatrava Watch Ref. 3466

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Patek Philippe - Patek Philippe Nautilus Moonphase Watch Ref. 5726 in Double Sealed and Unworn Condition - The Keystone Watches

Patek Philippe Nautilus Moonphase Watch Ref. 5726 in Double Sealed and Unworn Condition

Patek Philippe Nautilus Moonphase Watch Ref. 5726 in Double Sealed and Unworn Condition

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Patek Philippe - Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition - The Keystone Watches

Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition

Patek Philippe Platinum Chronograph 175th Anniversary Watch Ref. 5975 in Double Sealed Condition

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Patek Philippe - Patek Philippe Platinum Monopusher Split Seconds Chrono Ref. 5959, Double Sealed and Unworn - The Keystone Watches

Patek Philippe Platinum Monopusher Split Seconds Chrono Ref. 5959, Double Sealed and Unworn

Patek Philippe Platinum Monopusher Split Seconds Chrono Ref. 5959, Double Sealed and Unworn

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Patek Philippe - Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204 in Double Sealed and Unworn Condition - The Keystone Watches

Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204 in Double Sealed and Unworn Condition

Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204 in Double Sealed and Unworn Condition

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Cartier - Cartier Yellow Gold Tank Faberge Watch - The Keystone Watches

Cartier Yellow Gold Tank Faberge Watch

Cartier Yellow Gold Tank Faberge Watch

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Audemars Piguet - Audemars Piguet Steel Automatic Watch, Ref. 5281 with Original Warranty Papers - The Keystone Watches

Audemars Piguet Steel Automatic Watch, Ref. 5281 with Original Warranty Papers

Audemars Piguet Steel Automatic Watch, Ref. 5281 with Original Warranty Papers

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A. Lange & Sohne - A. Lange & Sohne White Gold Saxonia Dual Time Watch Ref. 385.026 - The Keystone Watches

A. Lange & Sohne White Gold Saxonia Dual Time Watch Ref. 385.026

A. Lange & Sohne White Gold Saxonia Dual Time Watch Ref. 385.026

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Patek Philippe - Patek Philippe Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Nautilus Watch Ref. 3800

Patek Philippe Nautilus Watch Ref. 3800

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Patek Philippe - Patek Philippe White Gold Ellipse Watch with Original Warranty Paper - The Keystone Watches

Patek Philippe White Gold Ellipse Watch with Original Warranty Paper

Patek Philippe White Gold Ellipse Watch with Original Warranty Paper

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New Arrivals Preview
 
Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

$98,500 USD
 
Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

$10,500 USD
 
Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

$15,000 USD
 
Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

$200,000 USD
 
Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

$18,500 USD
 
Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

$33,000 USD
 
Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

$28,000 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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