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Cartier - Cartier Yellow Gold Jumbo Tank Gondole Watch - The Keystone Watches

Cartier Yellow Gold Jumbo Tank Gondole Watch

Cartier Yellow Gold Jumbo Tank Gondole Watch

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Cartier - Cartier Yellow Gold Tank Chinoise Watch, 1970s - The Keystone Watches

Cartier Yellow Gold Tank Chinoise Watch, 1970s

Cartier Yellow Gold Tank Chinoise Watch, 1970s

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Audemars Piguet - Audemars Piguet Platinum John Schaeffer Minute Repeater Watch - The Keystone Watches

Audemars Piguet Platinum John Schaeffer Minute Repeater Watch

Audemars Piguet Platinum John Schaeffer Minute Repeater Watch

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT - The Keystone Watches

Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT

Audemars Piguet Platinum Royal Oak Quantieme Perpetual Skeleton Watch, Ref. 25829PT

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Audemars Piguet - Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831

Audemars Piguet Platinum Royal Oak Anniversary Tourbillon Watch, Ref. 25831

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Rolex - Rolex Oyster Chronograph Anti-Magnetic Watch Ref. 6234 - The Keystone Watches

Rolex Oyster Chronograph Anti-Magnetic Watch Ref. 6234

Rolex Oyster Chronograph Anti-Magnetic Watch Ref. 6234

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Rolex - Rolex Platinum Day-Date 41mm Watch Ref. 218206 - The Keystone Watches

Rolex Platinum Day-Date 41mm Watch Ref. 218206

Rolex Platinum Day-Date 41mm Watch Ref. 218206

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Cartier - Cartier Yellow Gold Tank Cintree Watch, 1930s - The Keystone Watches

Cartier Yellow Gold Tank Cintree Watch, 1930s

Cartier Yellow Gold Tank Cintree Watch, 1930s

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Rolex - Rolex Yellow Gold John Player Special Daytona, Ref. 6239 - The Keystone Watches

Rolex Yellow Gold John Player Special Daytona, Ref. 6239

Rolex Yellow Gold John Player Special Daytona, Ref. 6239

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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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Rolex - Rolex Submariner Anniversary Watch Ref. 16610, with Original Box and Papers - The Keystone Watches

Rolex Submariner Anniversary Watch Ref. 16610, with Original Box and Papers

Rolex Submariner Anniversary Watch Ref. 16610, with Original Box and Papers

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Patek Philippe Neptune Salmon Dial Watch Ref. 5080

Patek Philippe Neptune Salmon Dial Watch Ref. 5080

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Rolex - Rolex Cosmograph Daytona Zenith Mother of Pearl Watch Ref.16523 - The Keystone Watches

Rolex Cosmograph Daytona Zenith Mother of Pearl Watch Ref.16523

Rolex Cosmograph Daytona Zenith Mother of Pearl Watch Ref.16523

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Vacheron Constantin - Vacheron Constantin Rose Gold Oversized Watch - The Keystone Watches

Vacheron Constantin Rose Gold Oversized Watch

Vacheron Constantin Rose Gold Oversized Watch

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Gubelin - Gubelin Yellow Gold Lapis Watch - The Keystone Watches

Gubelin Yellow Gold Lapis Watch

Gubelin Yellow Gold Lapis Watch

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Patek Philippe - Patek Philippe White Gold Chronograph Watch Ref. 5070 - The Keystone Watches

Patek Philippe White Gold Chronograph Watch Ref. 5070

Patek Philippe White Gold Chronograph Watch Ref. 5070

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Rolex - Rolex Yellow Gold Cosmograph Daytona Leopard Watch Ref. 116598 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Leopard Watch Ref. 116598

Rolex Yellow Gold Cosmograph Daytona Leopard Watch Ref. 116598

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Patek Philippe - Patek Philippe Yellow Gold Lapis Watch Ref. 3733 - The Keystone Watches

Patek Philippe Yellow Gold Lapis Watch Ref. 3733

Patek Philippe Yellow Gold Lapis Watch Ref. 3733

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Cartier - Cartier Platinum Santos Watch, Circa 1920s - The Keystone Watches

Cartier Platinum Santos Watch, Circa 1920s

Cartier Platinum Santos Watch, Circa 1920s

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Rolex - Rolex Yellow Gold Cosmograph Daytona Zenith Sapphire Diamond Watch Ref. 16588 - The Keystone Watches

Rolex Yellow Gold Cosmograph Daytona Zenith Sapphire Diamond Watch Ref. 16588

Rolex Yellow Gold Cosmograph Daytona Zenith Sapphire Diamond Watch Ref. 16588

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Piaget - Piaget White Gold Onyx Bracelet Watch - The Keystone Watches

Piaget White Gold Onyx Bracelet Watch

Piaget White Gold Onyx Bracelet Watch

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Piaget - Piaget White Gold Lapis Link Bracelet Watch - The Keystone Watches

Piaget White Gold Lapis Link Bracelet Watch

Piaget White Gold Lapis Link Bracelet Watch

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Rolex - Rolex Yellow Gold Cosmograph Big Eye Watch Ref. 6265 - The Keystone Watches

Rolex Yellow Gold Cosmograph Big Eye Watch Ref. 6265

Rolex Yellow Gold Cosmograph Big Eye Watch Ref. 6265

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Rolex - Rolex Platinum Day-Date Diamond Watch Ref. 18346 - The Keystone Watches

Rolex Platinum Day-Date Diamond Watch Ref. 18346

Rolex Platinum Day-Date Diamond Watch Ref. 18346

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Patek Philippe - Patek Philippe Aquanaut Automatic Watch Ref. 5066 - The Keystone Watches

Patek Philippe Aquanaut Automatic Watch Ref. 5066

Patek Philippe Aquanaut Automatic Watch Ref. 5066

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Rolex - Rolex White Gold Day-Date Watch Ref. 1803 - The Keystone Watches

Rolex White Gold Day-Date Watch Ref. 1803

Rolex White Gold Day-Date Watch Ref. 1803

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Rolex - Rolex White Gold Cosmograph Daytona Mother of Pearl Zenith Watch Ref. 16519 - The Keystone Watches

Rolex White Gold Cosmograph Daytona Mother of Pearl Zenith Watch Ref. 16519

Rolex White Gold Cosmograph Daytona Mother of Pearl Zenith Watch Ref. 16519

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Jaeger LeCoultre - Jaeger LeCoultre Rose Gold Grand Reverso Ultra Thin 1931 Watch - The Keystone Watches

Jaeger LeCoultre Rose Gold Grand Reverso Ultra Thin 1931 Watch

Jaeger LeCoultre Rose Gold Grand Reverso Ultra Thin 1931 Watch

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

Rolex Yellow Gold Day-Date Pyramid Dial Watch, Ref. 118208

Rolex Yellow Gold Day-Date Pyramid Dial Watch, Ref. 118208

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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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Cartier - Cartier Yellow Gold Tank Jumbo Automatic Watch - The Keystone Watches

Cartier Yellow Gold Tank Jumbo Automatic Watch

Cartier Yellow Gold Tank Jumbo Automatic Watch

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 5196 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196

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Audemars Piguet - Audemars Piguet Royal Oak Tourbillon Ref. 26512, Special Edition - The Keystone Watches

Audemars Piguet Royal Oak Tourbillon Ref. 26512, Special Edition

Audemars Piguet Royal Oak Tourbillon Ref. 26512, Special Edition

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Patek Philippe - Patek Philippe Aquanaut Automatic Watch Ref. 5167 - The Keystone Watches

Patek Philippe Aquanaut Automatic Watch Ref. 5167

Patek Philippe Aquanaut Automatic Watch Ref. 5167

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Omega - Omega Speedmaster HODINKEE 10th Anniversary | Limited Edition Of 500 Pieces - The Keystone Watches

Omega Speedmaster HODINKEE 10th Anniversary | Limited Edition Of 500 Pieces

Omega Speedmaster HODINKEE 10th Anniversary | Limited Edition Of 500 Pieces

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5170 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5170

Patek Philippe Platinum Chronograph Watch Ref. 5170

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New Arrivals Preview
 
Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

Cartier Platinum Tank A Guichet Ref. WGTA0236, 2025 Edition (New Arrival)

$150,000 USD
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 USD
 
Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

$15,000 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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