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Rolex Yellow Gold Day-Date Rare Diamond & Sapphire Dial Watch Ref. 118348

Rolex Yellow Gold Day-Date Rare Diamond & Sapphire Dial Watch Ref. 118348

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Piaget - Piaget White Gold Watch Ref. 80131 - The Keystone Watches

Piaget White Gold Watch Ref. 80131

Piaget White Gold Watch Ref. 80131

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Piaget - Piaget Yellow Gold Polo Day Date Ref. 15562C701 - The Keystone Watches

Piaget Yellow Gold Polo Day Date Ref. 15562C701

Piaget Yellow Gold Polo Day Date Ref. 15562C701

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Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5035J

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Piaget Yellow Gold Tradition Ref. 9352 with Pave Dial

Piaget Yellow Gold Tradition Ref. 9352 with Pave Dial

Piaget Yellow Gold Tradition Ref. 9352 with Pave Dial

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Audemars Piguet White Gold Canape Tourbillon Ref. 25942BC

Audemars Piguet White Gold Canape Tourbillon Ref. 25942BC

Audemars Piguet White Gold Canape Tourbillon Ref. 25942BC

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Breguet - Breguet White Gold Classique Perpetual Chronograph Ref. 5617BB - The Keystone Watches

Breguet White Gold Classique Perpetual Chronograph Ref. 5617BB

Breguet White Gold Classique Perpetual Chronograph Ref. 5617BB

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Rolex - Rolex Steel Pepsi GMT-Master II Ref. 16710 with Box and Papers - The Keystone Watches

Rolex Steel Pepsi GMT-Master II Ref. 16710 with Box and Papers

Rolex Steel Pepsi GMT-Master II Ref. 16710 with Box and Papers

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Breguet - Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL) - The Keystone Watches

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

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Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

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Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925

Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925

Piaget Yellow Gold Tigers Eye Diamond Watch Ref. 925

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Patek Philippe Yellow Gold Gondolo Ref. 5014

Patek Philippe Yellow Gold Gondolo Ref. 5014

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 3970 (New Arrival) - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 3970 (New Arrival)

Patek Philippe White Gold Perpetual Calendar Chronograph Ref. 3970 (New Arrival)

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Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

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Audemars Piguet - Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

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Audemars Piguet - Audemars Piguet Yellow Gold Hexagonal Watch - The Keystone Watches

Audemars Piguet Yellow Gold Hexagonal Watch

Audemars Piguet Yellow Gold Hexagonal Watch

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Rolex White Gold GMT-Master II Ice Ref. 116769TBR

Rolex White Gold GMT-Master II Ice Ref. 116769TBR

Rolex White Gold GMT-Master II Ice Ref. 116769TBR

"Price upon request"
 
Rolex - Rolex Yellow Gold Cosmograph Watch Ref. 6263 in Super Condition - The Keystone Watches

Rolex Yellow Gold Cosmograph Watch Ref. 6263 in Super Condition

Rolex Yellow Gold Cosmograph Watch Ref. 6263 in Super Condition

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Minute Repeater Ref. 5013 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Minute Repeater Ref. 5013

Patek Philippe Yellow Gold Perpetual Calendar Minute Repeater Ref. 5013

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Rolex - Rolex Yelow Gold Pre-Daytona Chronograph Ref. 6234 - The Keystone Watches

Rolex Yelow Gold Pre-Daytona Chronograph Ref. 6234

Rolex Yelow Gold Pre-Daytona Chronograph Ref. 6234

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Piaget White Gold Onyx & Diamond Watch

Piaget White Gold Onyx & Diamond Watch

Piaget White Gold Onyx & Diamond Watch

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Audemars Piguet Two-Tone Decagon Watch

Audemars Piguet Two-Tone Decagon Watch

Audemars Piguet Two-Tone Decagon Watch

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New Arrivals Preview
 
Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

$19,800 USD
 
Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

$16,000 USD
 
Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

$75,000 USD
 
Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

$30,000 USD
 
Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

$105,000 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival) - The Keystone Watches

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

$18,000 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.

Stay in touch.

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