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Patek Philippe - Patek Philippe Platinum Split Seconds Monopusher Chronograph 5959 - The Keystone Watches

Patek Philippe Platinum Split Seconds Monopusher Chronograph 5959

Patek Philippe Platinum Split Seconds Monopusher Chronograph 5959

"Price upon request"
 
Gevril - Gevril Stainless Steel Tribeca Ref. R004 - The Keystone Watches

Gevril Stainless Steel Tribeca Ref. R004

Gevril Stainless Steel Tribeca Ref. R004

Sold Out

 

Rolex White Gold Daytona Ref. 116599TBR with Baguette Diamonds

Rolex White Gold Daytona Ref. 116599TBR with Baguette Diamonds

Sold Out

 
Rolex - Rolex Yellow Gold SARU GMT-Master Ref. 116758 - The Keystone Watches

Rolex Yellow Gold SARU GMT-Master Ref. 116758

Rolex Yellow Gold SARU GMT-Master Ref. 116758

Sold Out

 
Rolex - Rolex Yellow Gold Masterpiece Ref. 18948 with Meteorite Dial - The Keystone Watches

Rolex Yellow Gold Masterpiece Ref. 18948 with Meteorite Dial

Rolex Yellow Gold Masterpiece Ref. 18948 with Meteorite Dial

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Ref. 5140 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Ref. 5140

Patek Philippe Rose Gold Perpetual Calendar Ref. 5140

Sold Out

 
Rolex - Rolex Steel Big Red Daytona Watch Ref. 6263 - The Keystone Watches

Rolex Steel Big Red Daytona Watch Ref. 6263

Rolex Steel Big Red Daytona Watch Ref. 6263

Sold Out

 
Philippe Dufour - Philippe Dufour Platinum Simplicity Watch - The Keystone Watches

Philippe Dufour Platinum Simplicity Watch

Philippe Dufour Platinum Simplicity Watch

Sold Out

 
Rolex - Rolex Yellow Gold Daytona Watch Ref. 6265 - The Keystone Watches

Rolex Yellow Gold Daytona Watch Ref. 6265

Rolex Yellow Gold Daytona Watch Ref. 6265

Sold Out

 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Watch Ref. 5236 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5236

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5236

Sold Out

 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Diamond Bamboo with Geometric Logo Dial - The Keystone Watches

Audemars Piguet White Gold Diamond Bamboo with Geometric Logo Dial

Audemars Piguet White Gold Diamond Bamboo with Geometric Logo Dial

Sold Out

 
Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5396 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5396

Patek Philippe White Gold Annual Calendar Watch Ref. 5396

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Nautilus Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Ref. 5066

Patek Philippe Yellow Gold Nautilus Ref. 5066

Sold Out

 
Rolex - Rolex Yellow Gold Submariner Ref. 16618 - The Keystone Watches

Rolex Yellow Gold Submariner Ref. 16618

Rolex Yellow Gold Submariner Ref. 16618

Sold Out

 
Cartier - Cartier White Gold Tank Watch - The Keystone Watches

Cartier White Gold Tank Watch

Cartier White Gold Tank Watch

Sold Out

 

Cartier Yellow Gold Mechanical Watch

Cartier Yellow Gold Mechanical Watch

Sold Out

 
Patek Philippe - Patek Philippe White Gold Gondolo Ref. 5489 - The Keystone Watches

Patek Philippe White Gold Gondolo Ref. 5489

Patek Philippe White Gold Gondolo Ref. 5489

Sold Out

 

Patek Philippe White Gold Skeletonized Calatrava Watch Ref. 7180

Patek Philippe White Gold Skeletonized Calatrava Watch Ref. 7180

Sold Out

 
Rolex - Rolex Yellow Gold Oval Diamond Watch - The Keystone Watches

Rolex Yellow Gold Oval Diamond Watch

Rolex Yellow Gold Oval Diamond Watch

Sold Out

 
Audemars Piguet - Audemars Piguet Tantalum and Rose Gold Royal Oak Watch Ref. 56175 - The Keystone Watches

Audemars Piguet Tantalum and Rose Gold Royal Oak Watch Ref. 56175

Audemars Piguet Tantalum and Rose Gold Royal Oak Watch Ref. 56175

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Ref. 56175 - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Ref. 56175

Audemars Piguet Yellow Gold Royal Oak Ref. 56175

Sold Out

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New Arrivals Preview
 
Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

$125,000 USD
 
Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

$62,000 USD
 
Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

$55,000 USD
 
Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

$21,000 USD
 
Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

$175,000 USD
 
Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

$70,000 USD
 
Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

$48,000 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.

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