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Cartier - Cartier Yellow Gold Tank Americaine Automatic - The Keystone Watches

Cartier Yellow Gold Tank Americaine Automatic

Cartier Yellow Gold Tank Americaine Automatic

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Cartier - Cartier Yellow Gold Tank Paris Mechanical Watch - The Keystone Watches

Cartier Yellow Gold Tank Paris Mechanical Watch

Cartier Yellow Gold Tank Paris Mechanical Watch

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Breguet - Breguet White Gold Marine Automatic Watch Ref. 3400 - The Keystone Watches

Breguet White Gold Marine Automatic Watch Ref. 3400

Breguet White Gold Marine Automatic Watch Ref. 3400

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Lange 1 Ref. 101.021 - The Keystone Watches

A. Lange & Sohne Yellow Gold Lange 1 Ref. 101.021

A. Lange & Sohne Yellow Gold Lange 1 Ref. 101.021

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Cartier - Cartier Yellow Gold Tank Ceinture Automatic Watch on Original Bracelet - The Keystone Watches

Cartier Yellow Gold Tank Ceinture Automatic Watch on Original Bracelet

Cartier Yellow Gold Tank Ceinture Automatic Watch on Original Bracelet

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Daniel Roth - Daniel Roth Yellow Gold Moonphase Power Reserve Watch - The Keystone Watches

Daniel Roth Yellow Gold Moonphase Power Reserve Watch

Daniel Roth Yellow Gold Moonphase Power Reserve Watch

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Breguet - Breguet Yellow Gold Classique Perpetual Calendar Watch Ref. 3050 - The Keystone Watches

Breguet Yellow Gold Classique Perpetual Calendar Watch Ref. 3050

Breguet Yellow Gold Classique Perpetual Calendar Watch Ref. 3050

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De Bethune - De Bethune Titanium Big Power Super Sport Ref. DB24 - The Keystone Watches

De Bethune Titanium Big Power Super Sport Ref. DB24

De Bethune Titanium Big Power Super Sport Ref. DB24

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Cartier - Cartier Yellow Gold Ceinture Automatique Watch - The Keystone Watches

Cartier Yellow Gold Ceinture Automatique Watch

Cartier Yellow Gold Ceinture Automatique Watch

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Cartier - Cartier Yellow Gold Tank Louis Ref. 1600 - The Keystone Watches

Cartier Yellow Gold Tank Louis Ref. 1600

Cartier Yellow Gold Tank Louis Ref. 1600

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Cartier - Cartier White Gold Diamond Watch - The Keystone Watches

Cartier White Gold Diamond Watch

Cartier White Gold Diamond Watch

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Cartier - Cartier Yellow Gold Tank Normale Watch - The Keystone Watches

Cartier Yellow Gold Tank Normale Watch

Cartier Yellow Gold Tank Normale Watch

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Cartier - Cartier Yellow Gold Tank Cintree Watch - The Keystone Watches

Cartier Yellow Gold Tank Cintree Watch

Cartier Yellow Gold Tank Cintree Watch

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A. Lange & Sohne - A. Lange & Sohne Rose Gold Lange 1 Ref. 111.031 - The Keystone Watches

A. Lange & Sohne Rose Gold Lange 1 Ref. 111.031

A. Lange & Sohne Rose Gold Lange 1 Ref. 111.031

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Richard Mille - Richard Mille Blue Skull Tourbillon RM52-01 - The Keystone Watches

Richard Mille Blue Skull Tourbillon RM52-01

Richard Mille Blue Skull Tourbillon RM52-01

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Richard Mille - Richard Mille RM50-02 Airbus II, Limited to 10 - The Keystone Watches

Richard Mille RM50-02 Airbus II, Limited to 10

Richard Mille RM50-02 Airbus II, Limited to 10

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FP Journe - F.P Journe Titanium Centigraphe Sport CTS2 - The Keystone Watches

F.P Journe Titanium Centigraphe Sport CTS2

F.P Journe Titanium Centigraphe Sport CTS2

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Cartier - Cartier Yellow Gold Ceinture - The Keystone Watches

Cartier Yellow Gold Ceinture

Cartier Yellow Gold Ceinture

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Cartier - Cartier Yellow Gold Tank Automatique - The Keystone Watches

Cartier Yellow Gold Tank Automatique

Cartier Yellow Gold Tank Automatique

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Tudor - Tudor Snowflake Submariner, Ref. 9401 - The Keystone Watches

Tudor Snowflake Submariner, Ref. 9401

Tudor Snowflake Submariner, Ref. 9401

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Tudor - Tudor Steel Submariner Ref. 79190 - The Keystone Watches

Tudor Steel Submariner Ref. 79190

Tudor Steel Submariner Ref. 79190

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A. Lange & Sohne - A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025 - The Keystone Watches

A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025

A. Lange & Sohne Platinum Rattrapante Perpetual Calendar Ref. 421.025

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Richard Mille - Richard Mille White Demon RM11-FM - The Keystone Watches

Richard Mille White Demon RM11-FM

Richard Mille White Demon RM11-FM

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Panerai - Panerai Luminor GMT A-Series Watch Ref. PAM023 - The Keystone Watches

Panerai Luminor GMT A-Series Watch Ref. PAM023

Panerai Luminor GMT A-Series Watch Ref. PAM023

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Breitling - Breitling Top Time Chronograph Watch Ref. 2002 - The Keystone Watches

Breitling Top Time Chronograph Watch Ref. 2002

Breitling Top Time Chronograph Watch Ref. 2002

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Cartier - Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback - The Keystone Watches

Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback

Cartier Yellow Gold Manual Tank Obus Watch with Display Caseback

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Tudor - Tudor Submariner Watch Ref. 79090 - The Keystone Watches

Tudor Submariner Watch Ref. 79090

Tudor Submariner Watch Ref. 79090

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Tudor - Tudor Prince Date Chrono Time Watch, Ref. 79280 - The Keystone Watches

Tudor Prince Date Chrono Time Watch, Ref. 79280

Tudor Prince Date Chrono Time Watch, Ref. 79280

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Cartier - Cartier Yellow Gold Tank Cintree - The Keystone Watches

Cartier Yellow Gold Tank Cintree

Cartier Yellow Gold Tank Cintree

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A. Lange & Sohne - A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026 - The Keystone Watches

A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026

A. Lange Sohne White Gold Flyback Chronograph Ref. 401.026

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FP Journe - F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card - The Keystone Watches

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

F.P. Journe Tantalum Chronometre Bleu Watch with Original Box and Warranty Card

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Cartier - Cartier Yellow Gold Tank Jumbo Automatic Watch - The Keystone Watches

Cartier Yellow Gold Tank Jumbo Automatic Watch

Cartier Yellow Gold Tank Jumbo Automatic Watch

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FP Journe - F.P. Journe Platinum Octa UTC 38mm - The Keystone Watches

F.P. Journe Platinum Octa UTC 38mm

F.P. Journe Platinum Octa UTC 38mm

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Cartier - Cartier Yellow Gold Tank Cintree - The Keystone Watches

Cartier Yellow Gold Tank Cintree

Cartier Yellow Gold Tank Cintree

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A. Lange & Sohne - A. Lange & Sohne Platinum Darth Lange 1 Ref. 101.035 - The Keystone Watches

A. Lange & Sohne Platinum Darth Lange 1 Ref. 101.035

A. Lange & Sohne Platinum Darth Lange 1 Ref. 101.035

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IWC - IWC Yellow Gold Da Vinci Ref. 9212 for the Sultan of Oman - The Keystone Watches

IWC Yellow Gold Da Vinci Ref. 9212 for the Sultan of Oman

IWC Yellow Gold Da Vinci Ref. 9212 for the Sultan of Oman

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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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