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Vacheron Constantin Yellow Gold Patrimony Ref. 46009

Vacheron Constantin Yellow Gold Patrimony Ref. 46009

Sold Out

 
Audemars Piguet White Gold Royal Oak Chronograph Ref. 25978

Audemars Piguet White Gold Royal Oak Chronograph Ref. 25978

Audemars Piguet White Gold Royal Oak Chronograph Ref. 25978

$165,000 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Day Date Moonphase Ref. 47009 on Bracelet - The Keystone Watches

Vacheron Constantin Yellow Gold Day Date Moonphase Ref. 47009 on Bracelet

Vacheron Constantin Yellow Gold Day Date Moonphase Ref. 47009 on Bracelet

Sold Out

 

Rolex Yellow Gold Bark Day-Date Ref. 18248 in Like New Condition

Rolex Yellow Gold Bark Day-Date Ref. 18248 in Like New Condition

Sold Out

 

Patek Philippe White Gold Ellipse Watch Ref. 3577

Patek Philippe White Gold Ellipse Watch Ref. 3577

Sold Out

 

Patek Philippe Platinum Handcraft Watch Ref. 5077 with Enamel Iris and Night Fireflies

Patek Philippe Platinum Handcraft Watch Ref. 5077 with Enamel Iris and Night Fireflies

Sold Out

 

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3945

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3945

Sold Out

 

Patek Philippe Yellow Gold Calatrava Watch Ref. 570

Patek Philippe Yellow Gold Calatrava Watch Ref. 570

Sold Out

 

Patek Philippe White Gold Back Wind Golden Ellipse Ref. 3586

Patek Philippe White Gold Back Wind Golden Ellipse Ref. 3586

Sold Out

 

Piaget White Gold & Diamond Emperador Ref. 9131

Piaget White Gold & Diamond Emperador Ref. 9131

Sold Out

 
Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5020

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5020

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5020

"Price upon request"
 

Rolex Yellow Gold Day-Date Stella Watch Ref. 1803

Rolex Yellow Gold Day-Date Stella Watch Ref. 1803

Sold Out

 

Patek Philippe Rose Gold Annual Calendar Ref. 5035, One of 100 Made for AC Milan

Patek Philippe Rose Gold Annual Calendar Ref. 5035, One of 100 Made for AC Milan

Sold Out

 
Vacheron Constantin - Vacheron Constantin Platinum Perpetual Ref. 43031 - The Keystone Watches

Vacheron Constantin Platinum Perpetual Ref. 43031

Vacheron Constantin Platinum Perpetual Ref. 43031

Sold Out

 

Cartier Yellow Gold Tank Normale Ref. WGTA0108

Cartier Yellow Gold Tank Normale Ref. WGTA0108

Sold Out

 

Omega Yellow Gold De Ville Ref. 8270

Omega Yellow Gold De Ville Ref. 8270

Sold Out

 

Vacheron Constantin Yellow Gold Woven Watch Ref. 7391

Vacheron Constantin Yellow Gold Woven Watch Ref. 7391

Sold Out

 
Patek Philippe - Patek Philippe Platinum Calatrava Ref. 5196 - The Keystone Watches

Patek Philippe Platinum Calatrava Ref. 5196

Patek Philippe Platinum Calatrava Ref. 5196

Sold Out

 

Patek Philippe White Gold Calatrava Ref. 3919

Patek Philippe White Gold Calatrava Ref. 3919

Sold Out

 

Cartier Yellow Gold Tank Mecanique Ref. 96065

Cartier Yellow Gold Tank Mecanique Ref. 96065

Sold Out

 

Piaget White Gold Watch with Diamond and Opal Dial Ref. 9826

Piaget White Gold Watch with Diamond and Opal Dial Ref. 9826

Sold Out

 
Louis Vuitton - Louis Vuitton Ceramic Monterey II Watch - The Keystone Watches

Louis Vuitton Ceramic Monterey II Watch

Louis Vuitton Ceramic Monterey II Watch

Sold Out

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 USD
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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