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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3893 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3893

Patek Philippe Yellow Gold Calatrava Ref. 3893

Sold Out

 

Piaget White Gold Bracelet Watch Ref. 9133 with Onyx Dial (New Arrival)

Piaget White Gold Bracelet Watch Ref. 9133 with Onyx Dial (New Arrival)

Sold Out

 
Rolex - Rolex Yellow Gold Datejust Ref. 68278 Retailed by Tiffany & Co - The Keystone Watches

Rolex Yellow Gold Datejust Ref. 68278 Retailed by Tiffany & Co

Rolex Yellow Gold Datejust Ref. 68278 Retailed by Tiffany & Co

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Rolex - Rolex Yellow Gold Day-Date Ref. 18208 with Mother of Pearl - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18208 with Mother of Pearl

Rolex Yellow Gold Day-Date Ref. 18208 with Mother of Pearl

$28,500 USD
 
Patek Philippe - Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904 - The Keystone Watches

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

$9,750 USD
 

Patek Steel UFO Automatic Backwind Watch Ref. 3580 with Blue Dial (New Arrival)

Patek Steel UFO Automatic Backwind Watch Ref. 3580 with Blue Dial (New Arrival)

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial - The Keystone Watches

Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial

Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial

$9,750 USD
 
Piaget - Piaget Yellow Gold Watch Ref. 5894 in New Old Stock Condition - The Keystone Watches

Piaget Yellow Gold Watch Ref. 5894 in New Old Stock Condition

Piaget Yellow Gold Watch Ref. 5894 in New Old Stock Condition

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Vacheron Constantin Yellow Gold Watch Ref. 2096P

Vacheron Constantin Yellow Gold Watch Ref. 2096P

Sold Out

 
Audemars Piguet Yellow Gold Jules Audemars Date Tourbillon Watch Ref. 25718BA

Audemars Piguet Yellow Gold Jules Audemars Date Tourbillon Watch Ref. 25718BA

Audemars Piguet Yellow Gold Jules Audemars Date Tourbillon Watch Ref. 25718BA

Sold Out

 

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold World Time Cloisonne Watch Ref. 5131 - The Keystone Watches

Patek Philippe Rose Gold World Time Cloisonne Watch Ref. 5131

Patek Philippe Rose Gold World Time Cloisonne Watch Ref. 5131

Sold Out

 
Patek Philippe - Patek Philippe Annual Calendar Chronograph Watch Ref. 5960 - The Keystone Watches

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

$45,000 USD
 
Rolex - Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition - The Keystone Watches

Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition

Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition

$29,500 USD
 

Cartier Yellow Gold Jumbo Tank Automatic Ref. 17011

Cartier Yellow Gold Jumbo Tank Automatic Ref. 17011

Sold Out

 
Cartier - Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111 - The Keystone Watches

Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111

Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111

$19,500 USD
 
Audemars Piguet - Audemars Piguet Yellow Gold Cobra Watch with Pave Dial - The Keystone Watches

Audemars Piguet Yellow Gold Cobra Watch with Pave Dial

Audemars Piguet Yellow Gold Cobra Watch with Pave Dial

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IWC - IWC White Gold Yacht Club Onyx & Diamond Watch - The Keystone Watches

IWC White Gold Yacht Club Onyx & Diamond Watch

IWC White Gold Yacht Club Onyx & Diamond Watch

$45,000 USD
 

Patek Philippe Rose Gold Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204

Patek Philippe Rose Gold Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204

Sold Out

 

Ulysse Nardin Yellow Gold Minute Repeater Watch Ref. 701-22

Ulysse Nardin Yellow Gold Minute Repeater Watch Ref. 701-22

Sold Out

 
Piaget - Piaget White Gold Backset Watch Ref. 7708 - The Keystone Watches

Piaget White Gold Backset Watch Ref. 7708

Piaget White Gold Backset Watch Ref. 7708

Sold Out

 
Cartier - Cartier White Gold Skeleton Tank Louis Ref. W5310012 - The Keystone Watches

Cartier White Gold Skeleton Tank Louis Ref. W5310012

Cartier White Gold Skeleton Tank Louis Ref. W5310012

$54,000 USD
 

Girard Perregaux Yellow Gold Vintage Watch Ref. 9851RA

Girard Perregaux Yellow Gold Vintage Watch Ref. 9851RA

Sold Out

 
Patek Philippe - Patek Philippe White Gold Gondolo Ref. 5010 - The Keystone Watches

Patek Philippe White Gold Gondolo Ref. 5010

Patek Philippe White Gold Gondolo Ref. 5010

$18,000 USD
 
Audemars Piguet - Audemars Piguet Ladies White Gold Skeleton Watch Ref. 77176 - The Keystone Watches

Audemars Piguet Ladies White Gold Skeleton Watch Ref. 77176

Audemars Piguet Ladies White Gold Skeleton Watch Ref. 77176

$10,000 USD
 

Patek Philippe White Gold World Time Ref. 5110

Patek Philippe White Gold World Time Ref. 5110

Sold Out

 
Patek Philippe - Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213 - The Keystone Watches

Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213

Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213

Sold Out

 

Audemars Piguet White Gold Beaded Bracelet Watch with Tropical Dial

Audemars Piguet White Gold Beaded Bracelet Watch with Tropical Dial

$11,500 USD
 

Audemars Piguet Steel Automatic Watch with Smoked Vignette Dial

Audemars Piguet Steel Automatic Watch with Smoked Vignette Dial

$9,500 USD
 
Audemars Piguet - Audemars Piguet White Gold Lapis Lazuli and Diamond Watch - The Keystone Watches

Audemars Piguet White Gold Lapis Lazuli and Diamond Watch

Audemars Piguet White Gold Lapis Lazuli and Diamond Watch

$7,500 USD
 
Audemars Piguet White Gold Octagonal Watch with Pave and Onyx Dial

Audemars Piguet White Gold Octagonal Watch with Pave and Onyx Dial

Audemars Piguet White Gold Octagonal Watch with Pave and Onyx Dial

$9,500 USD
 
Audemars Piguet - Audemars Piguet White Gold Octagonal Watch - The Keystone Watches

Audemars Piguet White Gold Octagonal Watch

Audemars Piguet White Gold Octagonal Watch

$7,800 USD
 
Audemars Piguet - Audemars Piguet White Gold Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold Bracelet Watch

Audemars Piguet White Gold Bracelet Watch

Sold Out

 
Cartier - Cartier Yellow Gold Vintage Tank - The Keystone Watches

Cartier Yellow Gold Vintage Tank

Cartier Yellow Gold Vintage Tank

Sold Out

 
Rolex Yellow Gold Yachtmaster Ref. 16628 with Blue Dial

Rolex Yellow Gold Yachtmaster Ref. 16628 with Blue Dial

Rolex Yellow Gold Yachtmaster Ref. 16628 with Blue Dial

Sold Out

 

Rolex Yellow Gold Day Date Ref. 18238 with Diamond Pleidas Dial

Rolex Yellow Gold Day Date Ref. 18238 with Diamond Pleidas Dial

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
 
Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel (New Arrival)

$14,500 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 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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