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H. Moser & Cie - H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207 - The Keystone Watches

H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207

H. Moser & Cie. White Gold Swiss Alp Zzzz Ref. 5324-0207

Sold Out

 
Jaeger LeCoultre - Jaeger LeCoultre White Gold Tonneau Mystery - The Keystone Watches

Jaeger LeCoultre White Gold Tonneau Mystery

Jaeger LeCoultre White Gold Tonneau Mystery

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Piaget - Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty - The Keystone Watches

Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty

Piaget Yellow Gold Coin Watch Ref. 900B with Original Warranty

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Breguet - Breguet White Gold Type XX Transatlantique Ref. 3820 - The Keystone Watches

Breguet White Gold Type XX Transatlantique Ref. 3820

Breguet White Gold Type XX Transatlantique Ref. 3820

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Blancpain - Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625 - The Keystone Watches

Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625

Blancpain Platinum Leman Tourbillon Perpetual Calendar 8 Days Watch Ref. 2625

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Bulgari - Bulgari Platinum Tourbillon Watch - The Keystone Watches

Bulgari Platinum Tourbillon Watch

Bulgari Platinum Tourbillon Watch

Sold Out

 

Chopard Yellow Gold Lapis & Nephrite Watch

Chopard Yellow Gold Lapis & Nephrite Watch

$19,500 USD
 

Cartier White Gold Rotonde Mystery Ref. W1556224

Cartier White Gold Rotonde Mystery Ref. W1556224

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Piaget - Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial - The Keystone Watches

Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial

Piaget Yellow Gold Gouverneur Triple Calendar Ref. 15958 with Rare Textured Dial

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Breguet - Breguet Yellow Gold Classique Minute Repeater ref. 3637 - The Keystone Watches

Breguet Yellow Gold Classique Minute Repeater ref. 3637

Breguet Yellow Gold Classique Minute Repeater ref. 3637

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Datograph Watch Ref. 403.041 on Wellendorf Bracelet - The Keystone Watches

A. Lange & Sohne Yellow Gold Datograph Watch Ref. 403.041 on Wellendorf Bracelet

A. Lange & Sohne Yellow Gold Datograph Watch Ref. 403.041 on Wellendorf Bracelet

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Piaget - Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels - The Keystone Watches

Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels

Piaget Yellow Gold Onyx Diamond ref 9795A6 retailed by Van Cleef & Arpels

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Cartier Platinum Tank Cintree Ref. 4124

Cartier Platinum Tank Cintree Ref. 4124

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

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

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

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Cartier - Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection - The Keystone Watches

Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection

Cartier Platinum Ronde Louis Ref. W1528051 CPCP Collection

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221 - The Keystone Watches

A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221

A. Lange & Sohne Yellow Gold Langematik Perpetual Wellendorf Bracelet Ref 310.221

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

Cartier Platinum Santos Ref. 1575

Cartier Platinum Santos Ref. 1575

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Tudor - Tudor Steel Submariner ref 79190 - The Keystone Watches

Tudor Steel Submariner ref 79190

Tudor Steel Submariner ref 79190

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Cartier - Cartier Yellow Gold Tank Asymetrique - The Keystone Watches

Cartier Yellow Gold Tank Asymetrique

Cartier Yellow Gold Tank Asymetrique

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Cartier - Cartier Yellow Gold Jumbo Tank Automatique Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Jumbo Tank Automatique Watch, Circa 1970s

Cartier Yellow Gold Jumbo Tank Automatique Watch, Circa 1970s

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Cartier Yellow Gold Tank Watch, Circa 1965

Cartier Yellow Gold Tank Watch, Circa 1965

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Naoya Hida - Naoya Hida Steel NH TYPE1B - The Keystone Watches

Naoya Hida Steel NH TYPE1B

Naoya Hida Steel NH TYPE1B

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Cartier - Cartier White Gold Rotonde de Cartier Ref. W1556253 - The Keystone Watches

Cartier White Gold Rotonde de Cartier Ref. W1556253

Cartier White Gold Rotonde de Cartier Ref. W1556253

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Cartier - Cartier Rose Gold Rotonde de Cartier Ref. W1556252 - The Keystone Watches

Cartier Rose Gold Rotonde de Cartier Ref. W1556252

Cartier Rose Gold Rotonde de Cartier Ref. W1556252

$13,500 USD
 
A. Lange & Sohne - A. Lange & Sohne White Gold Lange 1 Perpetual Calendar Ref. 345.056 - The Keystone Watches

A. Lange & Sohne White Gold Lange 1 Perpetual Calendar Ref. 345.056

A. Lange & Sohne White Gold Lange 1 Perpetual Calendar Ref. 345.056

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Cartier - Cartier Yellow Gold and Enamel Travel Watch - The Keystone Watches

Cartier Yellow Gold and Enamel Travel Watch

Cartier Yellow Gold and Enamel Travel Watch

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Richard Mille - Richard Mille Tourbillon First Edition Rafael Nadal RM27 - The Keystone Watches

Richard Mille Tourbillon First Edition Rafael Nadal RM27

Richard Mille Tourbillon First Edition Rafael Nadal RM27

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Franck Muller - Franck Muller Platinum Chronograph Tourbillon Ref. 7850CCT - The Keystone Watches

Franck Muller Platinum Chronograph Tourbillon Ref. 7850CCT

Franck Muller Platinum Chronograph Tourbillon Ref. 7850CCT

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Bulgari - Bulgari Platinum Octo Finissimo Ref. BGO40PXT - The Keystone Watches

Bulgari Platinum Octo Finissimo Ref. BGO40PXT

Bulgari Platinum Octo Finissimo Ref. BGO40PXT

Sold Out

 
Piaget - Piaget White Gold Diamond Onyx Ref. 9802N93 - The Keystone Watches

Piaget White Gold Diamond Onyx Ref. 9802N93

Piaget White Gold Diamond Onyx Ref. 9802N93

Sold Out

 

Piaget White Gold Diamond and Sapphire Bezel

Piaget White Gold Diamond and Sapphire Bezel

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Piaget - Piaget White Gold, Lapis and Diamond Watch Ref. 9706 - The Keystone Watches

Piaget White Gold, Lapis and Diamond Watch Ref. 9706

Piaget White Gold, Lapis and Diamond Watch Ref. 9706

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Piaget - Piaget White Gold, Opal and Diamond Watch Ref. 9706 - The Keystone Watches

Piaget White Gold, Opal and Diamond Watch Ref. 9706

Piaget White Gold, Opal and Diamond Watch Ref. 9706

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A. Lange & Sohne - A. Lange & Sohne White Gold Langematik Sax-O-Mat Ref. 301.027 - The Keystone Watches

A. Lange & Sohne White Gold Langematik Sax-O-Mat Ref. 301.027

A. Lange & Sohne White Gold Langematik Sax-O-Mat Ref. 301.027

Sold Out

 
Piaget - Piaget White Gold Lapis Diamond Watch Ref. 9806 - The Keystone Watches

Piaget White Gold Lapis Diamond Watch Ref. 9806

Piaget White Gold Lapis Diamond Watch Ref. 9806

Sold Out

 
Piaget - Piaget White Gold Rubelite Diamond Watch Ref. 9804 - The Keystone Watches

Piaget White Gold Rubelite Diamond Watch Ref. 9804

Piaget White Gold Rubelite Diamond Watch Ref. 9804

Sold Out

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New Arrivals Preview
 
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
 
Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

$8,750 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
 
Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

$23,500 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
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.

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