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Audemars Piguet Yellow Gold Royal Oak Watch Ref. 4100 with Khanjar Emblem of Oman (Private Sale)

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 4100 with Khanjar Emblem of Oman (Private Sale)

$85,000 USD
 

Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758 (Private Sale)

Rolex Yellow Gold GMT-Master Diamond Ruby Sapphire Watch Ref. 16758 (Private Sale)

"Price upon request"
 

Patek Philippe White Gold Calatrava Handcraft Watch Ref. 5177 (Private Sale)

Patek Philippe White Gold Calatrava Handcraft Watch Ref. 5177 (Private Sale)

"Price upon request"
 

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448, Possibly Unique (Private Sale)

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448, Possibly Unique (Private Sale)

"Price upon request"
 
Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013  (Private Sale) - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013 (Private Sale)

Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013 (Private Sale)

"Price upon request"
 

Patek Philippe Yellow Gold Calatrava Ref. 2426

Patek Philippe Yellow Gold Calatrava Ref. 2426

Sold Out

 
Rolex - Rolex Steel Chronograph Antimagnetic Ref. 3834 - The Keystone Watches

Rolex Steel Chronograph Antimagnetic Ref. 3834

Rolex Steel Chronograph Antimagnetic Ref. 3834

Sold Out

 
Vacheron Constantin - Vacheron Constantin White Gold Pave Diamond Watch Ref. 2045 - The Keystone Watches

Vacheron Constantin White Gold Pave Diamond Watch Ref. 2045

Vacheron Constantin White Gold Pave Diamond Watch Ref. 2045

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Automatic Tonneau Watch - The Keystone Watches

Audemars Piguet White Gold Automatic Tonneau Watch

Audemars Piguet White Gold Automatic Tonneau Watch

Sold Out

 

Gucci Yellow Gold and Lapis Square Watch

Gucci Yellow Gold and Lapis Square Watch

Sold Out

 

Cartier Yellow Gold Tank Louis Ref. 96065

Cartier Yellow Gold Tank Louis Ref. 96065

Sold Out

 

Patek Philippe White Gold Calatrava Watch Ref. 570, Top Condition

Patek Philippe White Gold Calatrava Watch Ref. 570, Top Condition

Sold Out

 

Cartier Yellow Gold Tank Obus

Cartier Yellow Gold Tank Obus

Sold Out

 

Vacheron Constantin Yellow Gold Perpetual Calendar Ref. 43031

Vacheron Constantin Yellow Gold Perpetual Calendar Ref. 43031

Sold Out

 

Patek Philippe White Gold Calatrava Handcraft Watch Ref. 5177

Patek Philippe White Gold Calatrava Handcraft Watch Ref. 5177

"Price upon request"
 

Patek Philippe White Gold Chronograph Ref. 5071 (Private Sale)

Patek Philippe White Gold Chronograph Ref. 5071 (Private Sale)

"Price upon request"
 

Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266 (Private Sale)

Patek Philippe Gilbert Albert Diamond Cover Watch Ref. 3266 (Private Sale)

"Price upon request"
 

Rolex Yellow Gold Rainbow Diamond & Sapphire Cellini Watch (Private Sale)

Rolex Yellow Gold Rainbow Diamond & Sapphire Cellini Watch (Private Sale)

"Price upon request"
 

Audemars Piguet White Gold Mechanical Watch with Vignette Dial

Audemars Piguet White Gold Mechanical Watch with Vignette Dial

Sold Out

 

Rolex Steel Daytona Ref. 6241 with Tropical Subdials

Rolex Steel Daytona Ref. 6241 with Tropical Subdials

Sold Out

 

Patek Philippe Perpetual Calendar Watch Ref. 3945

Patek Philippe Perpetual Calendar Watch Ref. 3945

Sold Out

 

Patek Philippe White Gold Ellipse Watch Ref. 3548

Patek Philippe White Gold Ellipse Watch Ref. 3548

Sold Out

 

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

$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 - Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5020 - The Keystone Watches

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

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 

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
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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