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Chopard White Gold Malachite Watch Ref. 5038

Chopard White Gold Malachite Watch Ref. 5038

Chopard White Gold Malachite Watch Ref. 5038

$16,000 USD
 
Patek Philippe Steel Nautilus Baby Blue Watch Ref. 3800

Patek Philippe Steel Nautilus Baby Blue Watch Ref. 3800

Patek Philippe Steel Nautilus Baby Blue Watch Ref. 3800

$78,000 USD
 
Patek Philippe Aquanaut Albino Dial Watch Ref. 5065 with Original Hangtag, Unique

Patek Philippe Aquanaut Albino Dial Watch Ref. 5065 with Original Hangtag, Unique

Patek Philippe Aquanaut Albino Dial Watch Ref. 5065 with Original Hangtag, Unique

$325,000 USD
 
Cartier Platinum Tonneau Double Fuseau Ref. 2487, Macau Edition 1999

Cartier Platinum Tonneau Double Fuseau Ref. 2487, Macau Edition 1999

Cartier Platinum Tonneau Double Fuseau Ref. 2487, Macau Edition 1999

$37,000 USD
 
Cartier Yellow Gold Enamel Secret Shutter Watch, European Watch & Clock

Cartier Yellow Gold Enamel Secret Shutter Watch, European Watch & Clock

Cartier Yellow Gold Enamel Secret Shutter Watch, European Watch & Clock

$36,500 USD
 
Cartier Yellow Gold Tank Mecanique Ref. WA300651 with Pave Case

Cartier Yellow Gold Tank Mecanique Ref. WA300651 with Pave Case

Cartier Yellow Gold Tank Mecanique Ref. WA300651 with Pave Case

$17,500 USD
 
Chopard Yellow Gold Tigers Eye Bracelet Watch Retailed by Laykin et Cie

Chopard Yellow Gold Tigers Eye Bracelet Watch Retailed by Laykin et Cie

Chopard Yellow Gold Tigers Eye Bracelet Watch Retailed by Laykin et Cie

Sold Out

 
Audemars Piguet White Gold Cobra Ref. 5403 with Box and Papers

Audemars Piguet White Gold Cobra Ref. 5403 with Box and Papers

Audemars Piguet White Gold Cobra Ref. 5403 with Box and Papers

$48,000 USD
 
Rolex Rose Gold and Steel Back Bubbleback Watch

Rolex Rose Gold and Steel Back Bubbleback Watch

Rolex Rose Gold and Steel Back Bubbleback Watch

$7,000 USD
 
Hublot White Gold MDM for the Sultan of Oman Ref. 1582.4.062

Hublot White Gold MDM for the Sultan of Oman Ref. 1582.4.062

Hublot White Gold MDM for the Sultan of Oman Ref. 1582.4.062

$34,000 USD
 
Rolex Two-Tone Hooded Bubbleback

Rolex Two-Tone Hooded Bubbleback

Rolex Two-Tone Hooded Bubbleback

$17,500 USD
 
Rolex White Gold Cellini Ref. 4137 with Stepped Case and Ribbed Finishing

Rolex White Gold Cellini Ref. 4137 with Stepped Case and Ribbed Finishing

Rolex White Gold Cellini Ref. 4137 with Stepped Case and Ribbed Finishing

$36,000 USD
 
Rolex White Gold Lady Datejust Diamond Watch Ref. 6517

Rolex White Gold Lady Datejust Diamond Watch Ref. 6517

Rolex White Gold Lady Datejust Diamond Watch Ref. 6517

$60,000 USD
 
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
 
A. Lange & Sohne White Gold Little Lange 1 Ref. 813.044

A. Lange & Sohne White Gold Little Lange 1 Ref. 813.044

A. Lange & Sohne White Gold Little Lange 1 Ref. 813.044

$46,000 USD
 
Cartier Yellow Gold Cover Watch

Cartier Yellow Gold Cover Watch

Cartier Yellow Gold Cover Watch

$25,000 USD
 
Cartier Yellow Gold Tortue Paris Mecanique Ref. 96081

Cartier Yellow Gold Tortue Paris Mecanique Ref. 96081

Cartier Yellow Gold Tortue Paris Mecanique Ref. 96081

Sold Out

 
Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 with Original Certificate

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 with Original Certificate

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 with Original Certificate

$225,000 USD
 
Rolex Precision Oversized Ref. 3675

Rolex Precision Oversized Ref. 3675

Rolex Precision Oversized Ref. 3675

$35,000 USD
 
Cartier Yellow Gold Large Tank Cintree, Circa 1960s

Cartier Yellow Gold Large Tank Cintree, Circa 1960s

Cartier Yellow Gold Large Tank Cintree, Circa 1960s

$120,000 USD
 
Patek Philippe Platinum Minute Repeater Enamel Watch Ref. 5078 Box and Papers (New Arrival)

Patek Philippe Platinum Minute Repeater Enamel Watch Ref. 5078 Box and Papers (New Arrival)

Patek Philippe Platinum Minute Repeater Enamel Watch Ref. 5078 Box and Papers (New Arrival)

Sold Out

 
Rolex Yellow Gold Day-Date Ref. 1803 with Green Stella Dial

Rolex Yellow Gold Day-Date Ref. 1803 with Green Stella Dial

Rolex Yellow Gold Day-Date Ref. 1803 with Green Stella Dial

$115,000 USD
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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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