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Patek Philippe White Gold Calatrava Ref. 5006 with Factory Dialmonds

Patek Philippe White Gold Calatrava Ref. 5006 with Factory Dialmonds

Patek Philippe White Gold Calatrava Ref. 5006 with Factory Dialmonds

$13,500 USD
 
Audemars Piguet Rose Gold John Shaeffer Watch Ref. 4985OR, Anniversary Edition

Audemars Piguet Rose Gold John Shaeffer Watch Ref. 4985OR, Anniversary Edition

Audemars Piguet Rose Gold John Shaeffer Watch Ref. 4985OR, Anniversary Edition

Sold Out

 
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
 
Rolex Vintage Steel GMT-Master Pepsi Ref. 1675

Rolex Vintage Steel GMT-Master Pepsi Ref. 1675

Rolex Vintage Steel GMT-Master Pepsi Ref. 1675

$14,000 USD
 
Audemars Piguet - Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151 - The Keystone Watches

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

Audemars Piguet Platinum Jump Hour Minute Repeater Ref. 26151

$138,500 USD
 
Vacheron Constantin Yellow Gold 222 Ref. 46003 with Box and Extract Paper

Vacheron Constantin Yellow Gold 222 Ref. 46003 with Box and Extract Paper

Vacheron Constantin Yellow Gold 222 Ref. 46003 with Box and Extract Paper

$51,500 USD
 
Cartier - Cartier Yellow Gold Extra Plate Tank Ref. 96065 - The Keystone Watches

Cartier Yellow Gold Extra Plate Tank Ref. 96065

Cartier Yellow Gold Extra Plate Tank Ref. 96065

$15,000 USD
 
Piaget - Piaget Rose Gold Gouverneur Tourbillon Ref. GOA39116 - The Keystone Watches

Piaget Rose Gold Gouverneur Tourbillon Ref. GOA39116

Piaget Rose Gold Gouverneur Tourbillon Ref. GOA39116

$38,500 USD
 
Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3440 with Yellow Gold GF Band - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3440 with Yellow Gold GF Band

Patek Philippe Yellow Gold Calatrava Ref. 3440 with Yellow Gold GF Band

$22,500 USD
 
Cartier - Cartier Yellow Gold Vintage Paris Crash - The Keystone Watches

Cartier Yellow Gold Vintage Paris Crash

Cartier Yellow Gold Vintage Paris Crash

$345,000 USD
 
Audemars Piguet - Audemars Piguet Ladies Steel Royal Oak Offshore Ref. 29290ST - The Keystone Watches

Audemars Piguet Ladies Steel Royal Oak Offshore Ref. 29290ST

Audemars Piguet Ladies Steel Royal Oak Offshore Ref. 29290ST

$15,600 USD
 
Rolex - Rolex Explorer Ref. 14270 with Tritium Dial and Original Papers - The Keystone Watches

Rolex Explorer Ref. 14270 with Tritium Dial and Original Papers

Rolex Explorer Ref. 14270 with Tritium Dial and Original Papers

$6,400 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
 
Audemars Piguet - Audemars Piguet Yellow Gold Octagonal Automatic Watch - The Keystone Watches

Audemars Piguet Yellow Gold Octagonal Automatic Watch

Audemars Piguet Yellow Gold Octagonal Automatic Watch

$17,500 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
 
Vacheron Constantin White Gold Phidias Ref. 48010 with Pave Diamond Dial

Vacheron Constantin White Gold Phidias Ref. 48010 with Pave Diamond Dial

Vacheron Constantin White Gold Phidias Ref. 48010 with Pave Diamond Dial

$18,500 USD
 
Audemars Piguet Skeleton Automatic Watch Ref. 5442

Audemars Piguet Skeleton Automatic Watch Ref. 5442

Audemars Piguet Skeleton Automatic Watch Ref. 5442

$19,750 USD
 
Patek Philippe Platinum Calatrava Watch Ref. 5196

Patek Philippe Platinum Calatrava Watch Ref. 5196

Patek Philippe Platinum Calatrava Watch Ref. 5196

$28,500 USD
 
Patek Philippe White Gold Calatrava Officers Watch Ref. 4860

Patek Philippe White Gold Calatrava Officers Watch Ref. 4860

Patek Philippe White Gold Calatrava Officers Watch Ref. 4860

$9,800 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
 
Patek Philippe Platinum Gondolo Watch Ref. 5098

Patek Philippe Platinum Gondolo Watch Ref. 5098

Patek Philippe Platinum Gondolo Watch Ref. 5098

$21,000 USD
 
Patek Philippe - Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

$86,000 USD
 
Cartier - Cartier Two-Tone Santos Automatic Ref. 2961 - The Keystone Watches

Cartier Two-Tone Santos Automatic Ref. 2961

Cartier Two-Tone Santos Automatic Ref. 2961

$5,750 USD
 
Patek Philippe White Gold Ellipse Watch Ref. 3589

Patek Philippe White Gold Ellipse Watch Ref. 3589

Patek Philippe White Gold Ellipse Watch Ref. 3589

$14,500 USD
 
Rolex Yellow Gold Day-Date Ref. 18238 with L Serial in Nice Condition (New Arrival)

Rolex Yellow Gold Day-Date Ref. 18238 with L Serial in Nice Condition (New Arrival)

Rolex Yellow Gold Day-Date Ref. 18238 with L Serial in Nice Condition (New Arrival)

Sold Out

 

Audemars Piguet Two-Tone Royal Oak Ref. 56303 Very Nice Condition

Audemars Piguet Two-Tone Royal Oak Ref. 56303 Very Nice Condition

$12,500 USD
 
Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival) - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival)

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 (New Arrival)

Sold Out

 

Patek Philippe Steel Aquanaut Ref. 5066

Patek Philippe Steel Aquanaut Ref. 5066

$39,000 USD
 

Audemars Piguet Yellow Gold Royal Oak Ref. 56303

Audemars Piguet Yellow Gold Royal Oak Ref. 56303

$24,000 USD
 
Audemars Piguet - Audemars Piguet Steel Royal Oak Ref. 14790 with Tropical Dial - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref. 14790 with Tropical Dial

Audemars Piguet Steel Royal Oak Ref. 14790 with Tropical Dial

$32,000 USD
 
Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch

Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch

Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch

$18,000 USD
 
Ulysse Nardin Yellow Gold San Marco Enamel Watch Ref. 131-77-9

Ulysse Nardin Yellow Gold San Marco Enamel Watch Ref. 131-77-9

Ulysse Nardin Yellow Gold San Marco Enamel Watch Ref. 131-77-9

$16,000 USD
 
Gerald Genta Steel Retro Ref. G3636 Golf Ball and MOP Watch

Gerald Genta Steel Retro Ref. G3636 Golf Ball and MOP Watch

Gerald Genta Steel Retro Ref. G3636 Golf Ball and MOP Watch

Sold Out

 
Audemars Piguet Yellow Gold Onyx & Lapis Ref. 14743

Audemars Piguet Yellow Gold Onyx & Lapis Ref. 14743

Audemars Piguet Yellow Gold Onyx & Lapis Ref. 14743

$29,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Diamond Skeleton Birds Watch - The Keystone Watches

Audemars Piguet White Gold Diamond Skeleton Birds Watch

Audemars Piguet White Gold Diamond Skeleton Birds Watch

$45,000 USD
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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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