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Cartier Yellow Gold Vendome Watch Ref. 86402352 with Original Sapphires and Diamonds

Cartier Yellow Gold Vendome Watch Ref. 86402352 with Original Sapphires and Diamonds

Cartier Yellow Gold Vendome Watch Ref. 86402352 with Original Sapphires and Diamonds

Sold Out

 
Breguet - Breguet Yellow Gold Classique Watch Ref. 3210 - The Keystone Watches

Breguet Yellow Gold Classique Watch Ref. 3210

Breguet Yellow Gold Classique Watch Ref. 3210

Sold Out

 
Jaeger LeCoultre White Gold Mystery Ref. 7673

Jaeger LeCoultre White Gold Mystery Ref. 7673

Jaeger LeCoultre White Gold Mystery Ref. 7673

$13,500 USD
 
Piaget - Piaget White Gold Bracelet Watch with Onyx and Diamond Dial - The Keystone Watches

Piaget White Gold Bracelet Watch with Onyx and Diamond Dial

Piaget White Gold Bracelet Watch with Onyx and Diamond Dial

$10,500 USD
 

Cartier Panthere White Gold Original Diamond Panthere Ref. WF3091F3

Cartier Panthere White Gold Original Diamond Panthere Ref. WF3091F3

Sold Out

 
Piaget White Gold Dancer with Opal Onyx and Diamond Dial Ref. 4132K81

Piaget White Gold Dancer with Opal Onyx and Diamond Dial Ref. 4132K81

Piaget White Gold Dancer with Opal Onyx and Diamond Dial Ref. 4132K81

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Piaget White Gold Mechanical Watch Ref. 9771D2 with Onyx and Diamond

Piaget White Gold Mechanical Watch Ref. 9771D2 with Onyx and Diamond

Piaget White Gold Mechanical Watch Ref. 9771D2 with Onyx and Diamond

Sold Out

 
Piaget - Piaget Yellow Gold Polo Ref. 15564 with Rare Black Dial - The Keystone Watches

Piaget Yellow Gold Polo Ref. 15564 with Rare Black Dial

Piaget Yellow Gold Polo Ref. 15564 with Rare Black Dial

Sold Out

 
Cartier - Cartier Two-Tone Vendome Ref. 78209 - The Keystone Watches

Cartier Two-Tone Vendome Ref. 78209

Cartier Two-Tone Vendome Ref. 78209

Sold Out

 
Cartier - Cartier Yellow Gold Ceinture Ref. 78099 - The Keystone Watches

Cartier Yellow Gold Ceinture Ref. 78099

Cartier Yellow Gold Ceinture Ref. 78099

Sold Out

 
Cartier Yellow Gold Tank Louis Ref. 1612 on Yellow Gold Bracelet

Cartier Yellow Gold Tank Louis Ref. 1612 on Yellow Gold Bracelet

Cartier Yellow Gold Tank Louis Ref. 1612 on Yellow Gold Bracelet

$26,500 USD
 
Cartier - Cartier Yellow Gold Jumbo Gondole Watch Ref. 97050 - The Keystone Watches

Cartier Yellow Gold Jumbo Gondole Watch Ref. 97050

Cartier Yellow Gold Jumbo Gondole Watch Ref. 97050

Sold Out

 
Richard Mille Olympic-Worn, Yohan Blake Tourbillon RM38 Prototype

Richard Mille Olympic-Worn, Yohan Blake Tourbillon RM38 Prototype

Richard Mille Olympic-Worn, Yohan Blake Tourbillon RM38 Prototype

$1,500,000 USD
 
Franck Muller - Franck Muller Platinum Rotor Calendar Ref. 3801S6Q - The Keystone Watches

Franck Muller Platinum Rotor Calendar Ref. 3801S6Q

Franck Muller Platinum Rotor Calendar Ref. 3801S6Q

Sold Out

 
Bulgari - Bulgari Tri Color Tubogas Ref. BB1927 - The Keystone Watches

Bulgari Tri Color Tubogas Ref. BB1927

Bulgari Tri Color Tubogas Ref. BB1927

Sold Out

 

Piaget White Gold Mechanical Watch Ref. 9775A6 with Lapis, Diamond and Onyx Dial

Piaget White Gold Mechanical Watch Ref. 9775A6 with Lapis, Diamond and Onyx Dial

Sold Out

 
Piaget - Piaget White Gold Round Watch Ref. 9066D23 with Opal, Onyx and Diamond Dial - The Keystone Watches

Piaget White Gold Round Watch Ref. 9066D23 with Opal, Onyx and Diamond Dial

Piaget White Gold Round Watch Ref. 9066D23 with Opal, Onyx and Diamond Dial

Sold Out

 
A. Lange & Sohne - A Lange and Sohne Platinum Lange 1 Ref. 101.025 - The Keystone Watches

A Lange and Sohne Platinum Lange 1 Ref. 101.025

A Lange and Sohne Platinum Lange 1 Ref. 101.025

Sold Out

 
IWC White Gold Sapphire and Diamond Cover Watch

IWC White Gold Sapphire and Diamond Cover Watch

IWC White Gold Sapphire and Diamond Cover Watch

$7,800 USD
 
Cartier - Cartier Yellow Gold Tank Trapeze Watch - The Keystone Watches

Cartier Yellow Gold Tank Trapeze Watch

Cartier Yellow Gold Tank Trapeze Watch

$12,000 USD
 
Cartier Yellow Gold Mystery Pocket Watch

Cartier Yellow Gold Mystery Pocket Watch

Cartier Yellow Gold Mystery Pocket Watch

$36,000 USD
 
Cartier - Cartier Rose Gold Baignoire Allongee Ref. WGBA0009 - The Keystone Watches

Cartier Rose Gold Baignoire Allongee Ref. WGBA0009

Cartier Rose Gold Baignoire Allongee Ref. WGBA0009

Sold Out

 
Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial

Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial

Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial

Sold Out

 
Piaget - Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels - The Keystone Watches

Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels

Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels

$5,500 USD
 
Breguet - Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet - The Keystone Watches

Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet

Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet

Sold Out

 
IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

Sold Out

 

Breguet Yellow Gold Classique Watch Ref. 3210 (New Arrival)

Breguet Yellow Gold Classique Watch Ref. 3210 (New Arrival)

Sold Out

 

Breguet Yellow Gold Perpetual Calendar Watch Ref. 3050BA, Early Series

Breguet Yellow Gold Perpetual Calendar Watch Ref. 3050BA, Early Series

Sold Out

 

A Lange and Sohne Little Lange 1 Ref. 181.038

A Lange and Sohne Little Lange 1 Ref. 181.038

Sold Out

 

Cartier White Gold Tank Ceinture Watch (New Arrival)

Cartier White Gold Tank Ceinture Watch (New Arrival)

Sold Out

 
Cartier - Cartier Yellow Gold Tank Ceinture Ref. 78100 - The Keystone Watches

Cartier Yellow Gold Tank Ceinture Ref. 78100

Cartier Yellow Gold Tank Ceinture Ref. 78100

Sold Out

 

Breguet Yellow Gold Vintage Classique Power Reserve Ref. 3380

Breguet Yellow Gold Vintage Classique Power Reserve Ref. 3380

Sold Out

 
Breguet - Breguet Yellow Gold Classique Ref. 3290 - The Keystone Watches

Breguet Yellow Gold Classique Ref. 3290

Breguet Yellow Gold Classique Ref. 3290

Sold Out

 
Cartier - Cartier White Gold Lanieres Tank Allongee Watch Ref. 2544 with Sapphires - The Keystone Watches

Cartier White Gold Lanieres Tank Allongee Watch Ref. 2544 with Sapphires

Cartier White Gold Lanieres Tank Allongee Watch Ref. 2544 with Sapphires

Sold Out

 

Cartier Yellow Gold Gouvernail Helm Watch (New Arrival)

Cartier Yellow Gold Gouvernail Helm Watch (New Arrival)

Sold Out

 
Piaget Yellow Gold and Diamond Pocket Watch with Mother of Pearl and Diamond Dial

Piaget Yellow Gold and Diamond Pocket Watch with Mother of Pearl and Diamond Dial

Piaget Yellow Gold and Diamond Pocket Watch with Mother of Pearl and Diamond Dial

$13,500 USD
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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.

Stay in touch.

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