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Bulgari Yellow Gold Serpenti Watch, by Gerald Genta Circa 1970s

Bulgari Yellow Gold Serpenti Watch, by Gerald Genta Circa 1970s

Bulgari Yellow Gold Serpenti Watch, by Gerald Genta Circa 1970s

$75,000 USD
 
Rolex - Rolex Yellow Gold Octopussy Day-Date Ref. 1804 with Khanjar Emblem of Oman Watch in Original Box - The Keystone Watches

Rolex Yellow Gold Octopussy Day-Date Ref. 1804 with Khanjar Emblem of Oman Watch in Original Box

Rolex Yellow Gold Octopussy Day-Date Ref. 1804 with Khanjar Emblem of Oman Watch in Original Box

$300,000 USD
 
Vacheron Constantin Steel Chronograph Watch Ref. 4072, Circa 1943

Vacheron Constantin Steel Chronograph Watch Ref. 4072, Circa 1943

Vacheron Constantin Steel Chronograph Watch Ref. 4072, Circa 1943

$295,000 USD
 
Cartier - Cartier Yellow Gold Maxi Oval Watch, 1967 - The Keystone Watches

Cartier Yellow Gold Maxi Oval Watch, 1967

Cartier Yellow Gold Maxi Oval Watch, 1967

$295,000 USD
 
Breguet Platinum Tourbillon Ref. 3657PT/12/9V6

Breguet Platinum Tourbillon Ref. 3657PT/12/9V6

Breguet Platinum Tourbillon Ref. 3657PT/12/9V6

$45,000 USD
 
Chopard White Gold Malachite Watch Ref. 5038

Chopard White Gold Malachite Watch Ref. 5038

Chopard White Gold Malachite Watch Ref. 5038

$16,000 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 Blue Enamel Secret Shutter Watch, European Watch & Clock

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

Cartier Yellow Gold Blue 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
 
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 - Rolex Rose Gold and Steel Back Bubbleback Watch - The Keystone Watches

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
 
Cartier Yellow Gold Cover Watch

Cartier Yellow Gold Cover Watch

Cartier Yellow Gold Cover Watch

$25,000 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
 
Rolex - Rolex Yellow Gold Day-Date Ref. 1803 with Green Stella Dial - The Keystone Watches

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
 
Rolex Prince Imperial Enamel Pocket Watch Ref. 1585

Rolex Prince Imperial Enamel Pocket Watch Ref. 1585

Rolex Prince Imperial Enamel Pocket Watch Ref. 1585

$15,000 USD
 
Patek Philippe Yellow Gold Calatrava Watch Ref. 3445 with Original Papers

Patek Philippe Yellow Gold Calatrava Watch Ref. 3445 with Original Papers

Patek Philippe Yellow Gold Calatrava Watch Ref. 3445 with Original Papers

$25,000 USD
 
Cartier Yellow Gold Tank, 1940s

Cartier Yellow Gold Tank, 1940s

Cartier Yellow Gold Tank, 1940s

$18,750 USD
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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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