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Rolex - Rolex Steel Big Red Daytona Ref. 6263, Circa 1979 - The Keystone Watches

Rolex Steel Big Red Daytona Ref. 6263, Circa 1979

Rolex Steel Big Red Daytona Ref. 6263, Circa 1979

Sold Out

 
Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

Patek Philiipe White Gold Calatrava Watch Ref. 3919 (New Arrival)

$15,000 USD
 
Rolex Steel Ladies Datejust Ref. 78274 with Sodalite Dial

Rolex Steel Ladies Datejust Ref. 78274 with Sodalite Dial

Rolex Steel Ladies Datejust Ref. 78274 with Sodalite Dial

$14,000 USD
 
Rolex - Rolex Milagauss Ref. 1019 with Non Luminous Dial - The Keystone Watches

Rolex Milagauss Ref. 1019 with Non Luminous Dial

Rolex Milagauss Ref. 1019 with Non Luminous Dial

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Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

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Audemars Piguet - Audemars Piguet Steel Royal Oak Ref 4100 in Like New Condition - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref 4100 in Like New Condition

Audemars Piguet Steel Royal Oak Ref 4100 in Like New Condition

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Rolex - Rolex Steel Daytona Ref. 116520 - The Keystone Watches

Rolex Steel Daytona Ref. 116520

Rolex Steel Daytona Ref. 116520

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

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

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

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Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel

Cartier Yellow Gold Tank Obus Ref. 1630 with Black Enamel

$14,500 USD
 
Patek Philippe Rose Gold Calatrava Watch Ref. 3796

Patek Philippe Rose Gold Calatrava Watch Ref. 3796

Patek Philippe Rose Gold Calatrava Watch Ref. 3796

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch - The Keystone Watches

Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch

Audemars Piguet Yellow Gold Automatic Bamboo Bullet Bracelet Watch

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Patek Philippe - Patek Philippe Steel Automatic Backwind UFO Watch Ref. 3580 - The Keystone Watches

Patek Philippe Steel Automatic Backwind UFO Watch Ref. 3580

Patek Philippe Steel Automatic Backwind UFO Watch Ref. 3580

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Rolex White Gold Zenith Daytona Ref. 16589 with Factory Diamonds

Rolex White Gold Zenith Daytona Ref. 16589 with Factory Diamonds

Rolex White Gold Zenith Daytona Ref. 16589 with Factory Diamonds

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Cartier - Cartier Chariot Cigarette Box from Cartier London  by Jacques Cartier (Objet) - The Keystone Watches

Cartier Chariot Cigarette Box from Cartier London by Jacques Cartier (Objet)

Cartier Chariot Cigarette Box from Cartier London by Jacques Cartier (Objet)

$9,500 USD
 
Rolex Yellow Gold Day-Date Ref. 1803 with Flawless Matte Black dial

Rolex Yellow Gold Day-Date Ref. 1803 with Flawless Matte Black dial

Rolex Yellow Gold Day-Date Ref. 1803 with Flawless Matte Black dial

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Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

Rolex Zenith Daytona Steel Ref. 16520 in Like New Condition

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Rolex Yellow Gold Diamond Cellini Watch Ref. 5155/8

Rolex Yellow Gold Diamond Cellini Watch Ref. 5155/8

Rolex Yellow Gold Diamond Cellini Watch Ref. 5155/8

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

Audemars Piguet White Gold Jumbo Automatic Watch

Audemars Piguet White Gold Jumbo Automatic Watch

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Rolex White Gold SARU GMT-Master II Watch Ref. 116759SARU

Rolex White Gold SARU GMT-Master II Watch Ref. 116759SARU

Rolex White Gold SARU GMT-Master II Watch Ref. 116759SARU

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Audemars Piguet - Audemars Piguet Steel & Platinum Royal Oak Perpetual Calendar Watch Ref. 25820SP - The Keystone Watches

Audemars Piguet Steel & Platinum Royal Oak Perpetual Calendar Watch Ref. 25820SP

Audemars Piguet Steel & Platinum Royal Oak Perpetual Calendar Watch Ref. 25820SP

$140,000 USD
 
A. Lange & Sohne Platinum Langematic Perpetual Calendar Ref. 310.225 on Wellendorff Bracelet

A. Lange & Sohne Platinum Langematic Perpetual Calendar Ref. 310.225 on Wellendorff Bracelet

A. Lange & Sohne Platinum Langematic Perpetual Calendar Ref. 310.225 on Wellendorff Bracelet

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Patek Phillipe Yellow Gold Gondolo Watch Ref. 3842

Patek Phillipe Yellow Gold Gondolo Watch Ref. 3842

Patek Phillipe Yellow Gold Gondolo Watch Ref. 3842

Sold Out

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New Arrivals Preview
 
Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

Cartier Tank Coussin Bamboo Ref. 78102 (New Arrival)

$125,000 USD
 
Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

Cartier Tank Allongee Elongated, Circa 1940 (New Arrival)

$62,000 USD
 
Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

Patek Philippe White Gold Rectangular Art Deco Watch (New Arrival)

$55,000 USD
 
Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

Cartier Platinum Tank Watch Ref. 16111 (New Arrival)

$21,000 USD
 
Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

Patek Philippe Yellow Gold Chronograph Watch Ref. 591, Incredible Original Condition (New Arrival)

$175,000 USD
 
Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526 (New Arrival)

$70,000 USD
 
Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

Piaget Yellow Gold Lapis Lazuli & Jade Cuff Watch (New Arrivals)

$48,000 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.

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