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Rolex - Rolex Platinum Day-Date Baguette Diamond Watch Ref. 18366 - The Keystone Watches

Rolex Platinum Day-Date Baguette Diamond Watch Ref. 18366

Rolex Platinum Day-Date Baguette Diamond Watch Ref. 18366

Sold Out

 
Vacheron Constantin - Vacheron Constantin Yellow Gold Les Historiques Triple Calendar Moonphase Watch Ref. 47050 - The Keystone Watches

Vacheron Constantin Yellow Gold Les Historiques Triple Calendar Moonphase Watch Ref. 47050

Vacheron Constantin Yellow Gold Les Historiques Triple Calendar Moonphase Watch Ref. 47050

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

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800

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Rolex - Rolex Yellow Gold Day-Date Ferrite Stone Dial Watch Ref. 18238 - The Keystone Watches

Rolex Yellow Gold Day-Date Ferrite Stone Dial Watch Ref. 18238

Rolex Yellow Gold Day-Date Ferrite Stone Dial Watch Ref. 18238

Sold Out

 
Omega - Omega Seamaster 600 Manual-Wind Strap Watch - The Keystone Watches

Omega Seamaster 600 Manual-Wind Strap Watch

Omega Seamaster 600 Manual-Wind Strap Watch

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Audemars Piguet - Audemars Piguet Steel Automatic Watch Ref. 5381 - The Keystone Watches

Audemars Piguet Steel Automatic Watch Ref. 5381

Audemars Piguet Steel Automatic Watch Ref. 5381

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3900 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3900

Patek Philippe Yellow Gold Nautilus Watch Ref. 3900

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Patek Philippe - Patek Philippe Aquanaut Watch Ref. 5165 - The Keystone Watches

Patek Philippe Aquanaut Watch Ref. 5165

Patek Philippe Aquanaut Watch Ref. 5165

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Patek Philippe - Patek Philippe White Gold Blue Dial Watch Ref. 3545 - The Keystone Watches

Patek Philippe White Gold Blue Dial Watch Ref. 3545

Patek Philippe White Gold Blue Dial Watch Ref. 3545

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Rolex - Rolex Two-Tone GMT-Master Root Beer Watch, With Original Box, Hangtag and Manual - The Keystone Watches

Rolex Two-Tone GMT-Master Root Beer Watch, With Original Box, Hangtag and Manual

Rolex Two-Tone GMT-Master Root Beer Watch, With Original Box, Hangtag and Manual

Sold Out

 
Audemars Piguet - Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175

Audemars Piguet Platinum Royal Oak Diamond Watch Ref. 56175

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Audemars Piguet - Audemars Piguet Tantalum Royal Oak Championship Watch, Ref. 56175 - The Keystone Watches

Audemars Piguet Tantalum Royal Oak Championship Watch, Ref. 56175

Audemars Piguet Tantalum Royal Oak Championship Watch, Ref. 56175

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Piaget - Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101 - The Keystone Watches

Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101

Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Royal Oak Watch, Ref. 56175 - The Keystone Watches

Audemars Piguet White Gold Royal Oak Watch, Ref. 56175

Audemars Piguet White Gold Royal Oak Watch, Ref. 56175

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

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

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002 - The Keystone Watches

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

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Richard Mille - Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02 - The Keystone Watches

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

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Patek Philippe - Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

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

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 14790 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 14790

Audemars Piguet Steel Royal Oak Watch Ref. 14790

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Audemars Piguet - Audemars Piguet Royal Oak Stainless Steel - The Keystone Watches

Audemars Piguet Royal Oak Stainless Steel

Audemars Piguet Royal Oak Stainless Steel

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 USD
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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