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Piaget - Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial - The Keystone Watches

Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial

Piaget White Gold Tradition Watch Ref. 9131 with Pave Dial

$9,200 USD
 
Piaget Yellow Gold Dancer Watch Ref. 91317

Piaget Yellow Gold Dancer Watch Ref. 91317

Piaget Yellow Gold Dancer Watch Ref. 91317

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Cobra-Style Beaded Bracelet Watch - The Keystone Watches

Audemars Piguet Yellow Gold Cobra-Style Beaded Bracelet Watch

Audemars Piguet Yellow Gold Cobra-Style Beaded Bracelet Watch

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Mini Calatrava Ref. 3276 - The Keystone Watches

Patek Philippe Yellow Gold Mini Calatrava Ref. 3276

Patek Philippe Yellow Gold Mini Calatrava Ref. 3276

Sold Out

 
Patek Philippe Platinum Perpetual Calendar Watch Ref. 5040

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5040

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5040

$55,000 USD
 
Piaget - Piaget White Gold Bracelet Watch Ref. 9431A6 - The Keystone Watches

Piaget White Gold Bracelet Watch Ref. 9431A6

Piaget White Gold Bracelet Watch Ref. 9431A6

Sold Out

 
Piaget - Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial - The Keystone Watches

Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial

Piaget White Gold and Diamond Watch Ref. 8056 with Opal and Onyx Dial

$18,000 USD
 
Audemars Piguet Yellow Gold Watch

Audemars Piguet Yellow Gold Watch

Audemars Piguet Yellow Gold Watch

Sold Out

 

Rolex Steel Datejust Ref. 1601 in NOS with Punched Paper (New Arrival)

Rolex Steel Datejust Ref. 1601 in NOS with Punched Paper (New Arrival)

Sold Out

 
Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Ref. 56303 - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Ref. 56303

Audemars Piguet Two-Tone Royal Oak Ref. 56303

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Royal Oak Watch Ref. 14813 with Mother of Pearl Dial - The Keystone Watches

Audemars Piguet White Gold Royal Oak Watch Ref. 14813 with Mother of Pearl Dial

Audemars Piguet White Gold Royal Oak Watch Ref. 14813 with Mother of Pearl Dial

Sold Out

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

Audemars Piguet Rose Gold and Tantalum Royal Oak Ref. 56175

Audemars Piguet Rose Gold and Tantalum Royal Oak Ref. 56175

Sold Out

 
Piaget - Piaget Yellow Gold Diamond Watch Ref. 9814 - The Keystone Watches

Piaget Yellow Gold Diamond Watch Ref. 9814

Piaget Yellow Gold Diamond Watch Ref. 9814

Sold Out

 
Audemars Piguet - Audemars Piguet Two-Tone Royal Oak Ref. 56303 - The Keystone Watches

Audemars Piguet Two-Tone Royal Oak Ref. 56303

Audemars Piguet Two-Tone Royal Oak Ref. 56303

Sold Out

 
Piaget - Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl - The Keystone Watches

Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl

Piaget White Gold Watch Ref. 9806 with Onyx & Mother of Pearl

$10,800 USD
 
Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Chopard Yellow Gold Ref. 410430 with Onyx and Diamond Bezel

Sold Out

 
Omega - Omega Yellow Gold DeVille Watch Ref. 7257 with Turquoise Dial - The Keystone Watches

Omega Yellow Gold DeVille Watch Ref. 7257 with Turquoise Dial

Omega Yellow Gold DeVille Watch Ref. 7257 with Turquoise Dial

$6,000 USD
 

Jean Ete Yellow Gold Watch with Lapis and Nephrite Jade

Jean Ete Yellow Gold Watch with Lapis and Nephrite Jade

$7,500 USD
 
Cartier - Cartier Yellow Gold Santos Dumont Ref. 96061 - The Keystone Watches

Cartier Yellow Gold Santos Dumont Ref. 96061

Cartier Yellow Gold Santos Dumont Ref. 96061

Sold Out

 
Piaget - Piaget Square Polo Ref. 7131 - The Keystone Watches

Piaget Square Polo Ref. 7131

Piaget Square Polo Ref. 7131

Sold Out

 

Cartier White Gold Panther Mini Ref. WF3244F3

Cartier White Gold Panther Mini Ref. WF3244F3

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Vintage Watch with Original Diamonds - The Keystone Watches

Audemars Piguet White Gold Vintage Watch with Original Diamonds

Audemars Piguet White Gold Vintage Watch with Original Diamonds

Sold Out

 

Rolex Steel Submariner Ref. 5513

Rolex Steel Submariner Ref. 5513

Sold Out

 
Patek Philippe - Patek Philippe White Gold Vintage Square Watch Ref. 4222 - The Keystone Watches

Patek Philippe White Gold Vintage Square Watch Ref. 4222

Patek Philippe White Gold Vintage Square Watch Ref. 4222

Sold Out

 
Piaget - Piaget Yellow Gold Emperador Ref. 9131 - The Keystone Watches

Piaget Yellow Gold Emperador Ref. 9131

Piaget Yellow Gold Emperador Ref. 9131

Sold Out

 
Ulysse Nardin - Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial - The Keystone Watches

Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial

Ulysse Nardin Yellow Gold San Marco Ref. 131-77-9 with Cloisonne Ship Dial

Sold Out

 
Rolex - Rolex White Gold Day-Date Ref. 18239 - The Keystone Watches

Rolex White Gold Day-Date Ref. 18239

Rolex White Gold Day-Date Ref. 18239

Sold Out

 

Rolex Steel GMT Master Ref. 16700 with Punched Papers

Rolex Steel GMT Master Ref. 16700 with Punched Papers

Sold Out

 
Rolex - Rolex White Gold Day-Date Ref. 1803 - The Keystone Watches

Rolex White Gold Day-Date Ref. 1803

Rolex White Gold Day-Date Ref. 1803

Sold Out

 
Audemars Piguet Yellow Gold Automatic Bracelet Watch

Audemars Piguet Yellow Gold Automatic Bracelet Watch

Audemars Piguet Yellow Gold Automatic Bracelet Watch

Sold Out

 
Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

$46,500 USD
 
Patek Philippe - Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers - The Keystone Watches

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

Sold Out

 
Rolex - Rolex Steel Explorer Ref. 114270 with Z serial - The Keystone Watches

Rolex Steel Explorer Ref. 114270 with Z serial

Rolex Steel Explorer Ref. 114270 with Z serial

Sold Out

 

Audemars Piguet Yellow Gold Bracelet Watch Ref. BA56440

Audemars Piguet Yellow Gold Bracelet Watch Ref. BA56440

Sold Out

 
Patek Philippe White Gold Ellipse Ref. 4175 with Khanjar Dial

Patek Philippe White Gold Ellipse Ref. 4175 with Khanjar Dial

Patek Philippe White Gold Ellipse Ref. 4175 with Khanjar Dial

$10,500 USD
 
Patek Philippe - Patek Philippe White Gold Backwind Calatrava Ref. 3563 - The Keystone Watches

Patek Philippe White Gold Backwind Calatrava Ref. 3563

Patek Philippe White Gold Backwind Calatrava Ref. 3563

$16,000 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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