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Cartier - Cartier Yellow Gold Maxi Oval Watch - The Keystone Watches

Cartier Yellow Gold Maxi Oval Watch

Cartier Yellow Gold Maxi Oval Watch

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Cartier - Cartier Yellow Gold Tank Cintree Watch, Circa 1970 - The Keystone Watches

Cartier Yellow Gold Tank Cintree Watch, Circa 1970

Cartier Yellow Gold Tank Cintree Watch, Circa 1970

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Cartier - Cartier Yellow Gold Bamboo Coussin Watch - The Keystone Watches

Cartier Yellow Gold Bamboo Coussin Watch

Cartier Yellow Gold Bamboo Coussin Watch

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

Cartier Yellow Gold Tank Ceinture Watch

Cartier Yellow Gold Tank Ceinture Watch

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Cartier - Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique - The Keystone Watches

Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique

Cartier Yellow Gold Asymmetrical Tank Watch, Piece Unique

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Cartier - Cartier White Gold Tank Manual-Wind Watch - The Keystone Watches

Cartier White Gold Tank Manual-Wind Watch

Cartier White Gold Tank Manual-Wind Watch

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Cartier - Cartier Yellow Gold Unusual Bracelet Watch - The Keystone Watches

Cartier Yellow Gold Unusual Bracelet Watch

Cartier Yellow Gold Unusual Bracelet Watch

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Cartier - Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate - The Keystone Watches

Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate

Cartier Yellow Gold Asymmetrical Tank Watch, with Original Box and Certificate

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Cartier - Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch - The Keystone Watches

Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch

Cartier White Gold Rotonde de Cartier Flying Tourbillon Watch

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Cartier - Cartier Yellow Gold Tank Bamboo Coussin Watch - The Keystone Watches

Cartier Yellow Gold Tank Bamboo Coussin Watch

Cartier Yellow Gold Tank Bamboo Coussin Watch

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Cartier White Gold Tortue Minute Repeater Watch

Cartier White Gold Tortue Minute Repeater Watch

Cartier White Gold Tortue Minute Repeater Watch

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Cartier - Cartier Platinum Santos Dumont Watch, Ref. 1575 - The Keystone Watches

Cartier Platinum Santos Dumont Watch, Ref. 1575

Cartier Platinum Santos Dumont Watch, Ref. 1575

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Cartier - Cartier Yellow Gold Tank Gondole Strap Watch - The Keystone Watches

Cartier Yellow Gold Tank Gondole Strap Watch

Cartier Yellow Gold Tank Gondole Strap Watch

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Cartier - Cartier Yellow Gold Tank Bec dAigle Watch - The Keystone Watches

Cartier Yellow Gold Tank Bec dAigle Watch

Cartier Yellow Gold Tank Bec dAigle Watch

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

Cartier Yellow Gold Tank Diamond Watch

Cartier Yellow Gold Tank Diamond Watch

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Cartier - Cartier Platinum Tank Cintree Skeletonized Watch - The Keystone Watches

Cartier Platinum Tank Cintree Skeletonized Watch

Cartier Platinum Tank Cintree Skeletonized Watch

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Cartier - Cartier White Gold Tank XL Automatique Watch - The Keystone Watches

Cartier White Gold Tank XL Automatique Watch

Cartier White Gold Tank XL Automatique Watch

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Cartier - Cartier Rose Gold Tonneau Dual Time Zone Watch - The Keystone Watches

Cartier Rose Gold Tonneau Dual Time Zone Watch

Cartier Rose Gold Tonneau Dual Time Zone Watch

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

Cartier Yellow Gold Tank Faberge Watch

Cartier Yellow Gold Tank Faberge Watch

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Cartier - Cartier Yellow Gold Tank Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Watch, Circa 1970s

Cartier Yellow Gold Tank Watch, Circa 1970s

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Cartier - Cartier Santos Dumont Skeletonized Watch Ref. W2020052 - The Keystone Watches

Cartier Santos Dumont Skeletonized Watch Ref. W2020052

Cartier Santos Dumont Skeletonized Watch Ref. W2020052

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Cartier - Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s - The Keystone Watches

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

Cartier Yellow Gold Tank Arrondie Watch, Circa 1970s

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New Arrivals Preview
 
Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers (New Arrival)

$15,000 USD
 
Cartier White Gold Baignoire Mini Ref. W1518956 (New Arrival)

Cartier White Gold Baignoire Mini Ref. W1518956 (New Arrival)

Cartier White Gold Baignoire Mini Ref. W1518956 (New Arrival)

$8,400 USD
 
Gerald Genta Steel Mickey Mouse Ref. G3712 70th Anniversary Watch with Mother of Pearl Dial (New Arrival)

Gerald Genta Steel Mickey Mouse Ref. G3712 70th Anniversary Watch with Mother of Pearl Dial (New Arrival)

Gerald Genta Steel Mickey Mouse Ref. G3712 70th Anniversary Watch with Mother of Pearl Dial (New Arrival)

$18,500 USD
 
Franck Muller Rose Gold Cintree Curvex Perpetual Chronograph Ref. 6850 (New Arrival)

Franck Muller Rose Gold Cintree Curvex Perpetual Chronograph Ref. 6850 (New Arrival)

Franck Muller Rose Gold Cintree Curvex Perpetual Chronograph Ref. 6850 (New Arrival)

$32,000 USD
 
Patek Philippe Yellow Gold Watch Ref. 3859 with Onyx and Mother of Pearl (New Arrival)

Patek Philippe Yellow Gold Watch Ref. 3859 with Onyx and Mother of Pearl (New Arrival)

Patek Philippe Yellow Gold Watch Ref. 3859 with Onyx and Mother of Pearl (New Arrival)

$26,000 USD
 
Cartier Yellow Gold Tonneau Watch, Circa 1950s with European Watch & Clock Movement (New Arrival)

Cartier Yellow Gold Tonneau Watch, Circa 1950s with European Watch & Clock Movement (New Arrival)

Cartier Yellow Gold Tonneau Watch, Circa 1950s with European Watch & Clock Movement (New Arrival)

$22,000 USD
 
Cartier Two-Tone Panthere Ref. 7669 with Rare Obsidian Stone Dial (New Arrival)

Cartier Two-Tone Panthere Ref. 7669 with Rare Obsidian Stone Dial (New Arrival)

Cartier Two-Tone Panthere Ref. 7669 with Rare Obsidian Stone Dial (New Arrival)

$29,000 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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