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Cartier Steel Pasha Chronograph Ref. W31018H3 (New Arrival)

Cartier Steel Pasha Chronograph Ref. W31018H3 (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series

Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series

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Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

$28,000 USD
 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed

Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed

"Price upon request"
 

Rolex White Gold Day-Date Ref. 18039 with Pinball Dial (New Arrival)

Rolex White Gold Day-Date Ref. 18039 with Pinball Dial (New Arrival)

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Richard Mille Titanium Watch Ref. RM037

Richard Mille Titanium Watch Ref. RM037

Richard Mille Titanium Watch Ref. RM037

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Rolex - Rolex Yellow Gold Day-Date Watch Ref. 18038 with Pyramid Onyx Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Watch Ref. 18038 with Pyramid Onyx Dial

Rolex Yellow Gold Day-Date Watch Ref. 18038 with Pyramid Onyx Dial

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Audemars Piguet - Audemars Piguet White Gold Tonneau Watch Ref. 5369 with Rare Linen Dial - The Keystone Watches

Audemars Piguet White Gold Tonneau Watch Ref. 5369 with Rare Linen Dial

Audemars Piguet White Gold Tonneau Watch Ref. 5369 with Rare Linen Dial

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J

Sold Out

 

Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

Sold Out

 

Patek Philippe Yellow Gold Aquanaut Ref. 5065

Patek Philippe Yellow Gold Aquanaut Ref. 5065

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Piaget Platinum Georges Piaget Watch Ref 91000, One of 100 Made

Piaget Platinum Georges Piaget Watch Ref 91000, One of 100 Made

Piaget Platinum Georges Piaget Watch Ref 91000, One of 100 Made

$8,900 USD
 

Piaget Yellow Gold Polo Ref. 9131 with Pave Diamond and Ruby Dial (New Arrival)

Piaget Yellow Gold Polo Ref. 9131 with Pave Diamond and Ruby Dial (New Arrival)

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Piaget - Piaget Yellow Gold Polo Ref. 861 with Mother of Pearl & Opal dial and Sapphire and Diamond Bracelet - The Keystone Watches

Piaget Yellow Gold Polo Ref. 861 with Mother of Pearl & Opal dial and Sapphire and Diamond Bracelet

Piaget Yellow Gold Polo Ref. 861 with Mother of Pearl & Opal dial and Sapphire and Diamond Bracelet

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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

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

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

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

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 Yellow Gold and Enamel Pocket Watch, Circa 1904

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)

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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

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Audemars Piguet - Audemars Piguet Yellow Gold Jules Audemars Date Tourbillon Watch Ref. 25718BA - The Keystone Watches

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

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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 Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

Sold Out

 
Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition

Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition

Rolex Yellow Gold Submariner Ref. 16618 in Outstanding Condition

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Cartier Yellow Gold Jumbo Tank Automatic Ref. 17011

Cartier Yellow Gold Jumbo Tank Automatic Ref. 17011

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Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111

Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111

Cartier Yellow Gold Pasha de Cartier Prongeur Ref. 2111

Sold Out

 
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
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New Arrivals Preview
 
Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

Patek Philippe White Gold Calatrava Watch Ref. 4189 (New Arrival)

$9,800 USD
 
Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 1471 (New Arrival)

$8,750 USD
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

$23,500 USD
 
Boucheron - Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival) - The Keystone Watches

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Rolex - Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

Rolex Yellow Gold Cellini Watch Ref. 4014/8 with Orange Dial (New Arrival)

$7,500 USD
 
Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

Rolex Steel Submariner Ref. 5513 with Pumkin Lume (New Arrival)

$15,500 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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