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Patek Philippe - Patek Philippe Whtie Gold Baguette Diamond Watch Ref. 3625 - The Keystone Watches

Patek Philippe Whtie Gold Baguette Diamond Watch Ref. 3625

Patek Philippe Whtie Gold Baguette Diamond Watch Ref. 3625

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Patek Philippe - Patek Philippe Steel Watch Ref. Ref. 3574 - The Keystone Watches

Patek Philippe Steel Watch Ref. Ref. 3574

Patek Philippe Steel Watch Ref. Ref. 3574

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Audemars Piguet - Audemars Piguet White Gold with Sapphires Skeleton Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold with Sapphires Skeleton Bracelet Watch

Audemars Piguet White Gold with Sapphires Skeleton Bracelet Watch

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

Audemars Piguet Yellow Gold Skeletonized Diamond Watch

Audemars Piguet Yellow Gold Skeletonized Diamond Watch

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Rolex - Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695 - The Keystone Watches

Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695

Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695

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Rolex - Rolex GMT-Master II Watch Ref. 16710 with Original Papers - The Keystone Watches

Rolex GMT-Master II Watch Ref. 16710 with Original Papers

Rolex GMT-Master II Watch Ref. 16710 with Original Papers

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Rolex - Rolex GMT-Master Root Beer Watch Ref. 16753 - The Keystone Watches

Rolex GMT-Master Root Beer Watch Ref. 16753

Rolex GMT-Master Root Beer Watch Ref. 16753

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Rolex - Rolex Yellow Gold Submariner Tropical Watch Ref. 16808 - The Keystone Watches

Rolex Yellow Gold Submariner Tropical Watch Ref. 16808

Rolex Yellow Gold Submariner Tropical Watch Ref. 16808

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Patek Philippe - Patek Philippe Platinum World Time Cloisonne Watch Ref. 5131 - The Keystone Watches

Patek Philippe Platinum World Time Cloisonne Watch Ref. 5131

Patek Philippe Platinum World Time Cloisonne Watch Ref. 5131

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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 Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Nautilus Watch Ref. 3800

Patek Philippe Nautilus Watch Ref. 3800

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 15300 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 15300

Audemars Piguet Steel Royal Oak Watch Ref. 15300

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Rolex - Rolex Yellow Gold GMT-Master II Sapphire Ruby Diamond Watch Ref. 116758 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Sapphire Ruby Diamond Watch Ref. 116758

Rolex Yellow Gold GMT-Master II Sapphire Ruby Diamond Watch Ref. 116758

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Rolex - Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599 - The Keystone Watches

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

Rolex Cosmograph Daytona Diamond & Sapphire Watch Ref. 116599

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Patek Philippe - Patek Philippe Yellow Gold Gondolo Watch Ref. 5010 - The Keystone Watches

Patek Philippe Yellow Gold Gondolo Watch Ref. 5010

Patek Philippe Yellow Gold Gondolo Watch Ref. 5010

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Patek Philippe - Patek Philippe Rose Gold Nautilus Watch Ref. 5711 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Watch Ref. 5711

Patek Philippe Rose Gold Nautilus Watch Ref. 5711

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Rolex - Rolex Steel Datejust Watch Ref. 16200 - The Keystone Watches

Rolex Steel Datejust Watch Ref. 16200

Rolex Steel Datejust Watch Ref. 16200

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Rolex Yellow Gold Submariner Watch Ref. 1680

Rolex Yellow Gold Submariner Watch Ref. 1680

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Audemars Piguet - Audemars Piguet Royal Oak Foundation Limited Edition Watch Ref. 14990 - The Keystone Watches

Audemars Piguet Royal Oak Foundation Limited Edition Watch Ref. 14990

Audemars Piguet Royal Oak Foundation Limited Edition Watch Ref. 14990

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Patek Philippe - Patek Philippe Steel Calatrava Watch Ref. 3418 - The Keystone Watches

Patek Philippe Steel Calatrava Watch Ref. 3418

Patek Philippe Steel Calatrava Watch Ref. 3418

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Patek Philippe - Patek Philippe Rose Gold Calatrava Watch Ref. 4897 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Watch Ref. 4897

Patek Philippe Rose Gold Calatrava Watch Ref. 4897

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Audemars Piguet - Audemars Piguet Royal Oak Watch Ref. 15450 - The Keystone Watches

Audemars Piguet Royal Oak Watch Ref. 15450

Audemars Piguet Royal Oak Watch Ref. 15450

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Rolex - Rolex Yellow Gold GMT-Master II Diamond & Ruby Watch Ref. 16718 - The Keystone Watches

Rolex Yellow Gold GMT-Master II Diamond & Ruby Watch Ref. 16718

Rolex Yellow Gold GMT-Master II Diamond & Ruby Watch Ref. 16718

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Rolex - Rolex Yellow Gold King Midas Watch Ref. 4315 - The Keystone Watches

Rolex Yellow Gold King Midas Watch Ref. 4315

Rolex Yellow Gold King Midas Watch Ref. 4315

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Rolex - Rolex Submariner Watch Ref. 5508 - The Keystone Watches

Rolex Submariner Watch Ref. 5508

Rolex Submariner Watch Ref. 5508

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Rolex - Rolex Steel Explorer Watch Ref. 1016 - The Keystone Watches

Rolex Steel Explorer Watch Ref. 1016

Rolex Steel Explorer Watch Ref. 1016

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Rolex - Rolex White Gold Day-Date Watch Ref. 1807 - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1807

Rolex White Gold Day-Date Watch Ref. 1807

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Rolex - Rolex Pepsi GMT-Master Watch Ref. 1675 - The Keystone Watches

Rolex Pepsi GMT-Master Watch Ref. 1675

Rolex Pepsi GMT-Master Watch Ref. 1675

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 118208 - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 118208

Rolex Yellow Gold Day-Date Watch Ref. 118208

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Tudor - Tudor Chrono-Time Tiger Watch Ref. 79280 with Original Warranty Paper - The Keystone Watches

Tudor Chrono-Time Tiger Watch Ref. 79280 with Original Warranty Paper

Tudor Chrono-Time Tiger Watch Ref. 79280 with Original Warranty Paper

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Rolex - Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528

Rolex Yellow Gold Cosmograph Daytona Watch Ref. 16528

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

Audemars Piguet Royal Oak Military Dial Watch Ref. 14790

Audemars Piguet Royal Oak Military Dial Watch Ref. 14790

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Patek Philippe - Patek Philippe White Gold Nautilus Baguette Diamond Watch Ref. 5724 - The Keystone Watches

Patek Philippe White Gold Nautilus Baguette Diamond Watch Ref. 5724

Patek Philippe White Gold Nautilus Baguette Diamond Watch Ref. 5724

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Omega - Omega Seamaster Aqua Terra 150m Co-Axial Watch - The Keystone Watches

Omega Seamaster Aqua Terra 150m Co-Axial Watch

Omega Seamaster Aqua Terra 150m Co-Axial Watch

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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Jaeger LeCoultre - Jaeger Lecoultre Grande Reverso Ultra Thin 1931 Tribute Watch Ref. Q2788570 - The Keystone Watches

Jaeger Lecoultre Grande Reverso Ultra Thin 1931 Tribute Watch Ref. Q2788570

Jaeger Lecoultre Grande Reverso Ultra Thin 1931 Tribute Watch Ref. Q2788570

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 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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