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Piaget - Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925 - The Keystone Watches

Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925

Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925

$9,000 USD
 
Daniel Roth 8-Day Double Face Tourbillon Diamond Watch Ref. 197.x.60

Daniel Roth 8-Day Double Face Tourbillon Diamond Watch Ref. 197.x.60

Daniel Roth 8-Day Double Face Tourbillon Diamond Watch Ref. 197.x.60

$150,000 USD
 
Piaget White Gold Onyx & Diamond Watch

Piaget White Gold Onyx & Diamond Watch

Piaget White Gold Onyx & Diamond Watch

$17,500 USD
 

Piaget Yellow Gold Vintage Watch Ref. 3847

Piaget Yellow Gold Vintage Watch Ref. 3847

Sold Out

 

Piaget White Gold Vintage Bracelet Watch Ref. 9353 with Wood Dial

Piaget White Gold Vintage Bracelet Watch Ref. 9353 with Wood Dial

$11,000 USD
 
Cartier White Gold Baignoire Allongee with Diamond and Sapphire Pave Dial Ref. 2514

Cartier White Gold Baignoire Allongee with Diamond and Sapphire Pave Dial Ref. 2514

Cartier White Gold Baignoire Allongee with Diamond and Sapphire Pave Dial Ref. 2514

$65,000 USD
 
Piaget - Piaget White Gold Limelight Wide Bracelet Watch Ref. G0A38216 - The Keystone Watches

Piaget White Gold Limelight Wide Bracelet Watch Ref. G0A38216

Piaget White Gold Limelight Wide Bracelet Watch Ref. G0A38216

$44,000 USD
 
Piaget - Piaget White Gold Watch Ref. 9254 with Lapis Lazuli Dial - The Keystone Watches

Piaget White Gold Watch Ref. 9254 with Lapis Lazuli Dial

Piaget White Gold Watch Ref. 9254 with Lapis Lazuli Dial

Sold Out

 
Cartier - Cartier Paris White Gold Diamond Tank Watch, Movement by Vacheron Constantin - The Keystone Watches

Cartier Paris White Gold Diamond Tank Watch, Movement by Vacheron Constantin

Cartier Paris White Gold Diamond Tank Watch, Movement by Vacheron Constantin

$37,500 USD
 
Piaget White Gold Dancer Watch Ref. 91317

Piaget White Gold Dancer Watch Ref. 91317

Piaget White Gold Dancer Watch Ref. 91317

Sold Out

 
Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial

Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial

Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial

Sold Out

 
Piaget Yellow Gold Dancer Watch Ref. 91317

Piaget Yellow Gold Dancer Watch Ref. 91317

Piaget Yellow Gold Dancer Watch Ref. 91317

Sold Out

 
Piaget - Piaget White Gold Bracelet Watch Ref. 9431A6 - The Keystone Watches

Piaget White Gold Bracelet Watch Ref. 9431A6

Piaget White Gold Bracelet Watch Ref. 9431A6

Sold Out

 
Piaget - Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial - The Keystone Watches

Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial

Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial

$18,000 USD
 
Piaget - Piaget Yellow Gold Diamond Watch Ref. 9814 - The Keystone Watches

Piaget Yellow Gold Diamond Watch Ref. 9814

Piaget Yellow Gold Diamond Watch Ref. 9814

Sold Out

 
Piaget - Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl - The Keystone Watches

Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl

Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl

$10,800 USD
 
Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Sold Out

 
Jean Ete Yellow Gold Watch with Lapis and Nephrite Jade

Jean Ete Yellow Gold Watch with Lapis and Nephrite Jade

Jean Ete Yellow Gold Watch with Lapis and Nephrite Jade

Sold Out

 
Cartier Yellow Gold Santos Dumont Ref. 96061

Cartier Yellow Gold Santos Dumont Ref. 96061

Cartier Yellow Gold Santos Dumont Ref. 96061

Sold Out

 
Piaget - Piaget Square Polo Ref. 7131 - The Keystone Watches

Piaget Square Polo Ref. 7131

Piaget Square Polo Ref. 7131

Sold Out

 

Cartier White Gold Panther Mini Ref. WF3244F3

Cartier White Gold Panther Mini Ref. WF3244F3

Sold Out

 
Piaget - Piaget Yellow Gold Emperador Ref. 9131 - The Keystone Watches

Piaget Yellow Gold Emperador Ref. 9131

Piaget Yellow Gold Emperador Ref. 9131

Sold Out

 
Ulysse Nardin - Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial - The Keystone Watches

Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial

Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial

Sold Out

 
Cartier - Cartier Ladies White Gold Diamond Panthere Ref. WF3118FK - The Keystone Watches

Cartier Ladies White Gold Diamond Panthere Ref. WF3118FK

Cartier Ladies White Gold Diamond Panthere Ref. WF3118FK

Sold Out

 
Gevril - Gevril Steel Tribeca Chronograph Black in New Condition - The Keystone Watches

Gevril Steel Tribeca Chronograph Black in New Condition

Gevril Steel Tribeca Chronograph Black in New Condition

Sold Out

 
Cartier - Cartier Yellow Gold Tank Americaine Ref. W26001C9 - The Keystone Watches

Cartier Yellow Gold Tank Americaine Ref. W26001C9

Cartier Yellow Gold Tank Americaine Ref. W26001C9

Sold Out

 

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
 
Piaget - Piaget Yellow Gold Polo Ref. 15661 - The Keystone Watches

Piaget Yellow Gold Polo Ref. 15661

Piaget Yellow Gold Polo Ref. 15661

Sold Out

 
Piaget - Piaget White Gold Large Diagonal Baguette Bezel Watch with Onyx Dial 7334A6 - The Keystone Watches

Piaget White Gold Large Diagonal Baguette Bezel Watch with Onyx Dial 7334A6

Piaget White Gold Large Diagonal Baguette Bezel Watch with Onyx Dial 7334A6

$18,750 USD
 

Cartier Steel Santos Dumont Black Enamel Ref. WSSA0046

Cartier Steel Santos Dumont Black Enamel Ref. WSSA0046

Sold Out

 
Piaget - Piaget White Gold Protocole Ref. 4154 - The Keystone Watches

Piaget White Gold Protocole Ref. 4154

Piaget White Gold Protocole Ref. 4154

$3,950 USD
 
Van Cleef & Arpels - Van Cleef & Arpels Yellow Gold Tie Clip Bamboo (Objet) - The Keystone Watches

Van Cleef & Arpels Yellow Gold Tie Clip Bamboo (Objet)

Van Cleef & Arpels Yellow Gold Tie Clip Bamboo (Objet)

Sold Out

 
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

 
Cartier - Cartier Yellow Gold Santos Dumont Ref. 821053 - The Keystone Watches

Cartier Yellow Gold Santos Dumont Ref. 821053

Cartier Yellow Gold Santos Dumont Ref. 821053

Sold Out

 
Cartier Vendome 78090 18k YG Excellent Condition with Very Minor Wear Unisex 18k YG White with Roman Numerals 33 mm Manual Blue Watch Only

Cartier Yellow Gold Vendome Ref. 78090

Cartier Yellow Gold Vendome Ref. 78090

Sold Out

 
Cartier - Cartier Yellow Gold Santos Carree Auto Ref. 2960 in Superb Condition (New Arrival) - The Keystone Watches

Cartier Yellow Gold Santos Carree Auto Ref. 2960 in Superb Condition (New Arrival)

Cartier Yellow Gold Santos Carree Auto Ref. 2960 in Superb Condition (New Arrival)

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.

Stay in touch.

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