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Piaget - Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101 - The Keystone Watches

Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101

Piaget Yellow Gold Beta 21 Tigerseye Watch Ref. 14101

Sold Out

 
Vacheron Constantin - Vacheron Constantin Steel Automatic Watch Ref. 6562 - The Keystone Watches

Vacheron Constantin Steel Automatic Watch Ref. 6562

Vacheron Constantin Steel Automatic Watch Ref. 6562

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Chronograph Watch Ref. 5970

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Royal Oak Watch, Ref. 56175 - The Keystone Watches

Audemars Piguet White Gold Royal Oak Watch, Ref. 56175

Audemars Piguet White Gold Royal Oak Watch, Ref. 56175

Sold Out

 
IWC - IWC Aquatimer Chronograph Watch Ref. IW376802 - The Keystone Watches

IWC Aquatimer Chronograph Watch Ref. IW376802

IWC Aquatimer Chronograph Watch Ref. IW376802

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IWC - IWC Mark XVII Le Petit Prince Edition Watch - The Keystone Watches

IWC Mark XVII Le Petit Prince Edition Watch

IWC Mark XVII Le Petit Prince Edition Watch

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Patek Philippe - Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738 - The Keystone Watches

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

Patek Philippe Yellow Gold Ellipse Automatic Watch Ref. 3738

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Rolex - Rolex Yellow Gold Day-Date Black Dial Ref. 1803 - The Keystone Watches

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

Rolex Yellow Gold Day-Date Black Dial Ref. 1803

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Patek Philippe - Patek Philippe Platinum Chronograph Diamond Watch Ref. 5170 - The Keystone Watches

Patek Philippe Platinum Chronograph Diamond Watch Ref. 5170

Patek Philippe Platinum Chronograph Diamond Watch Ref. 5170

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Split Watch Ref. 5004 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Split Watch Ref. 5004

Patek Philippe Rose Gold Perpetual Calendar Split Watch Ref. 5004

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002 - The Keystone Watches

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

A. Lange & Sohne Yellow Gold Saxonia 1st Series Watch Ref. 102.002

Sold Out

 
Vacheron Constantin - Vacheron Constantin Rose Gold Skeletonized Tourbillon Watch - The Keystone Watches

Vacheron Constantin Rose Gold Skeletonized Tourbillon Watch

Vacheron Constantin Rose Gold Skeletonized Tourbillon Watch

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Richard Mille - Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02 - The Keystone Watches

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

Richard Mille Extra Flat Automatic Skeleton Mutaz Watch Ref. RM67-02

Sold Out

 
FP Journe - F.P. Journe Platinum Remontoir dEgalite Tourbillon Watch - The Keystone Watches

F.P. Journe Platinum Remontoir dEgalite Tourbillon Watch

F.P. Journe Platinum Remontoir dEgalite Tourbillon Watch

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Patek Philippe - Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

Patek Philippe Rose Gold Aquanaut Diamond Watch Ref. 5167/300R

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

Patek Philippe Yellow Gold Nautilus Diamond Watch Ref. 3800

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 14790 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 14790

Audemars Piguet Steel Royal Oak Watch Ref. 14790

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Audemars Piguet - Audemars Piguet Royal Oak Stainless Steel - The Keystone Watches

Audemars Piguet Royal Oak Stainless Steel

Audemars Piguet Royal Oak Stainless Steel

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Roger Dubuis - Roger Dubuis Rose Gold Hommage Perpetual Retrograde Watch - The Keystone Watches

Roger Dubuis Rose Gold Hommage Perpetual Retrograde Watch

Roger Dubuis Rose Gold Hommage Perpetual Retrograde Watch

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Panerai - Panerai Luminor Submersible Early Tritium Dial Watch Ref. PAM106 - The Keystone Watches

Panerai Luminor Submersible Early Tritium Dial Watch Ref. PAM106

Panerai Luminor Submersible Early Tritium Dial Watch Ref. PAM106

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Patek Philippe - Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance - The Keystone Watches

Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance

Patek Philippe Yellow Gold Ref. 425, with U.S.A. Boxing Provenance

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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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New Arrivals Preview
 
Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

Rolex Yellow Gold Day-Date Green Stella Watch Ref. 18038 (New Arrival)

$98,500 USD
 
Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

Boucheron Yellow Gold Lapis Watch in Original Fitted Box (New Arrival)

$10,500 USD
 
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
 
Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579 (New Arrival)

$200,000 USD
 
Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

Cartier Platinum Onyx & Diamond Watch, 1910 (New Arrival)

$18,500 USD
 
Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

Patek Philippe Yellow Gold Calatrava Watch Ref. 2532 (New Arrival)

$33,000 USD
 
Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

Audemars Piguet White Gold Bracelet Watch with Pave Diamond & Sapphire Dial (New Arrival)

$28,000 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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