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Rolex - Rolex White Gold Day Date Ref. 128239 with Rainbow Markers - The Keystone Watches

Rolex White Gold Day Date Ref. 128239 with Rainbow Markers

Rolex White Gold Day Date Ref. 128239 with Rainbow Markers

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Audemars Piguet - Audemars Piguet White Gold Vinage Ellipse with Pave and Sapphire Dial Ref. 56455BC - The Keystone Watches

Audemars Piguet White Gold Vinage Ellipse with Pave and Sapphire Dial Ref. 56455BC

Audemars Piguet White Gold Vinage Ellipse with Pave and Sapphire Dial Ref. 56455BC

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Gerald Genta - Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial - The Keystone Watches

Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial

Gerald Genta Steel Mickey Mouse Fantasy Retro M.10 with Guilloche MOP Dial

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Cartier - Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival) - The Keystone Watches

Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival)

Cartier White Gold Monopoussir Chronograph Watch Ref. 2396 (New Arrival)

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Audemars Piguet - Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA - The Keystone Watches

Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA

Audemars Piguet Yellow Gold Vintage Royal Oak Perpetual Ref. 25654BA

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Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

Rolex Yellow Gold Day Date Ref. 118238 with Tropical Dial

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Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

Rolex GMT Master II Ref. 16710 Pepsi M serial Cal 3186

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co. - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co.

Audemars Piguet Steel Royal Oak Watch, Retailed by Tiffany & Co.

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Piaget - Piaget Yellow Gold Watch Ref. 9706 with Lapis and Diamond Dial - The Keystone Watches

Piaget Yellow Gold Watch Ref. 9706 with Lapis and Diamond Dial

Piaget Yellow Gold Watch Ref. 9706 with Lapis and Diamond Dial

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival) - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival)

Patek Philippe Yellow Gold Ellipse Ref. 3848 (New Arrival)

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Patek Philippe - Patek Philippe Steel Backwind Ellipse Watch Ref. 3580 with Blue Dial - The Keystone Watches

Patek Philippe Steel Backwind Ellipse Watch Ref. 3580 with Blue Dial

Patek Philippe Steel Backwind Ellipse Watch Ref. 3580 with Blue Dial

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Rolex - Rolex Yellow Gold Datejust Ref. 69178 with Ruby and Diamond String Dial - The Keystone Watches

Rolex Yellow Gold Datejust Ref. 69178 with Ruby and Diamond String Dial

Rolex Yellow Gold Datejust Ref. 69178 with Ruby and Diamond String Dial

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Rolex - Rolex White Gold Day-Date Ref. 18239 in Top Condition - The Keystone Watches

Rolex White Gold Day-Date Ref. 18239 in Top Condition

Rolex White Gold Day-Date Ref. 18239 in Top Condition

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Rolex Yellow Gold Datejust Ref. 68278 with Rare Logo Dial

Rolex Yellow Gold Datejust Ref. 68278 with Rare Logo Dial

Rolex Yellow Gold Datejust Ref. 68278 with Rare Logo Dial

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Little Lange 1 Ref. 111.021 - The Keystone Watches

A. Lange & Sohne Yellow Gold Little Lange 1 Ref. 111.021

A. Lange & Sohne Yellow Gold Little Lange 1 Ref. 111.021

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Cartier - Cartier Yellow Gold Mini Tonneau Watch Ref. 2563 - The Keystone Watches

Cartier Yellow Gold Mini Tonneau Watch Ref. 2563

Cartier Yellow Gold Mini Tonneau Watch Ref. 2563

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Audemars Piguet Platinum Royal Oak Watch Ref. 56175 with Mother of Pearl Dial

Audemars Piguet Platinum Royal Oak Watch Ref. 56175 with Mother of Pearl Dial

Audemars Piguet Platinum Royal Oak Watch Ref. 56175 with Mother of Pearl Dial

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Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Watch Ref. 56303 - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Watch Ref. 56303

Audemars Piguet Two-Tone Royal Oak Watch Ref. 56303

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Franck Muller - Franck Muller White Gold Perpetual Calendar Ref. 5850QP - The Keystone Watches

Franck Muller White Gold Perpetual Calendar Ref. 5850QP

Franck Muller White Gold Perpetual Calendar Ref. 5850QP

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Rolex Yellow Gold Datejust Watch Ref. 69038 with Factory Ruby, Sapphires and Diamonds

Rolex Yellow Gold Datejust Watch Ref. 69038 with Factory Ruby, Sapphires and Diamonds

Rolex Yellow Gold Datejust Watch Ref. 69038 with Factory Ruby, Sapphires and Diamonds

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Patek Philippe White Gold Ellipse Ref. 4226 with Brown Sunburst Dial

Patek Philippe White Gold Ellipse Ref. 4226 with Brown Sunburst Dial

Patek Philippe White Gold Ellipse Ref. 4226 with Brown Sunburst Dial

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Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

Rolex Yellow Gold Cellini wtih Mesh Band Ref. 6623/8 in New Old Stock Condition

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Rolex - Rolex Yellow Gold Datejust Malachite Dial Ref. 1601 - The Keystone Watches

Rolex Yellow Gold Datejust Malachite Dial Ref. 1601

Rolex Yellow Gold Datejust Malachite Dial Ref. 1601

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Vacheron Constantin - Vacheron Constantin Yellow Gold 222 Ref. 46003 - The Keystone Watches

Vacheron Constantin Yellow Gold 222 Ref. 46003

Vacheron Constantin Yellow Gold 222 Ref. 46003

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Rolex - Rolex Steel Vintage Daytona Big Red Ref. 6265 - The Keystone Watches

Rolex Steel Vintage Daytona Big Red Ref. 6265

Rolex Steel Vintage Daytona Big Red Ref. 6265

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

Cartier Platinum Santos Dumont Ref. 1575

Cartier Platinum Santos Dumont Ref. 1575

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Audemars Piguet - Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch

Audemars Piguet White Gold Jumbo Size Automatic Bracelet Watch

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Rolex - Rolex Yellow Gold Day Date Ref. 1803 in Super Condition - The Keystone Watches

Rolex Yellow Gold Day Date Ref. 1803 in Super Condition

Rolex Yellow Gold Day Date Ref. 1803 in Super Condition

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition

Patek Philippe Yellow Gold Calatrava Ref. 3893 in Fantastic Original Condition

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Patek Philippe Yellow Gold Calatrava Ref. 3919

Patek Philippe Yellow Gold Calatrava Ref. 3919

Patek Philippe Yellow Gold Calatrava Ref. 3919

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Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial

Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial

Patek Calatrava Yellow Gold Calatrava Ref. 3919 with Gubelin Dial

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Patek Philippe - Patek Philippe White Gold Gondolo Trapeze Ref. 5489G - The Keystone Watches

Patek Philippe White Gold Gondolo Trapeze Ref. 5489G

Patek Philippe White Gold Gondolo Trapeze Ref. 5489G

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Rolex Platinum Day Date Ref. 18206

Rolex Platinum Day Date Ref. 18206

Rolex Platinum Day Date Ref. 18206

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Patek Philippe - Patek Philippe White Gold Vintage Ladies Watch Ref. 4217 - The Keystone Watches

Patek Philippe White Gold Vintage Ladies Watch Ref. 4217

Patek Philippe White Gold Vintage Ladies Watch Ref. 4217

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Patek White Gold Vintage Ellipse with Original Diamonds Ref. 4177

Patek White Gold Vintage Ellipse with Original Diamonds Ref. 4177

Patek White Gold Vintage Ellipse with Original Diamonds Ref. 4177

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Rolex White Gold Zenith Daytona Ref. 16519 with Mother of Pearl Dial and Original Paper

Rolex White Gold Zenith Daytona Ref. 16519 with Mother of Pearl Dial and Original Paper

Rolex White Gold Zenith Daytona Ref. 16519 with Mother of Pearl Dial and Original Paper

Sold Out

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New Arrivals Preview
 
Louis Vuitton - Louis Vuitton Green Ceramic Monterey II (New Arrival) - The Keystone Watches

Louis Vuitton Green Ceramic Monterey II (New Arrival)

Louis Vuitton Green Ceramic Monterey II (New Arrival)

$8,800 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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