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Patek Philippe White Gold Perpetual Calendar Watch Ref. 5040

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5040

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5040

Sold Out

 
Cartier Yellow Gold Baignoire Bangle Watch Ref. WGBA0021

Cartier Yellow Gold Baignoire Bangle Watch Ref. WGBA0021

Cartier Yellow Gold Baignoire Bangle Watch Ref. WGBA0021

Sold Out

 
Omega Steel Speedmaster Ref. CK2998, Blue Limited Edition

Omega Steel Speedmaster Ref. CK2998, Blue Limited Edition

Omega Steel Speedmaster Ref. CK2998, Blue Limited Edition

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Patek Philippe - Patek Philippe Yellow Gold Nautilus Watch Ref. 3700 - The Keystone Watches

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

Patek Philippe Yellow Gold Nautilus Watch Ref. 3700

Sold Out

 
Patek Philippe Yellow Gold Neptune Moonphase Power Reserve Ref. 5085

Patek Philippe Yellow Gold Neptune Moonphase Power Reserve Ref. 5085

Patek Philippe Yellow Gold Neptune Moonphase Power Reserve Ref. 5085

Sold Out

 
Audemars Piguet Rose Gold Star Wheel Millenary Watch Ref. 25898

Audemars Piguet Rose Gold Star Wheel Millenary Watch Ref. 25898

Audemars Piguet Rose Gold Star Wheel Millenary Watch Ref. 25898

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Vacheron Constantin - Vacheron Constantin Yellow Gold Calatrava Watch - The Keystone Watches

Vacheron Constantin Yellow Gold Calatrava Watch

Vacheron Constantin Yellow Gold Calatrava Watch

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Audemars Piguet - Audemars Piguet Yellow Gold Rectangular Bracelet Watch - The Keystone Watches

Audemars Piguet Yellow Gold Rectangular Bracelet Watch

Audemars Piguet Yellow Gold Rectangular Bracelet Watch

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Patek Philippe Yellow Gold World Time Watch Ref. 1415

Patek Philippe Yellow Gold World Time Watch Ref. 1415

Patek Philippe Yellow Gold World Time Watch Ref. 1415

"Price upon request"
 
Omega Yellow Gold Vintage Pocket Watch 1182.61

Omega Yellow Gold Vintage Pocket Watch 1182.61

Omega Yellow Gold Vintage Pocket Watch 1182.61

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Cartier - Cartier Yellow Gold Mini Baignoire on Bracelet Ref. 2960 - The Keystone Watches

Cartier Yellow Gold Mini Baignoire on Bracelet Ref. 2960

Cartier Yellow Gold Mini Baignoire on Bracelet Ref. 2960

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Watch Ref. 56343 with Pave Diamond Dials - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 56343 with Pave Diamond Dials

Audemars Piguet Yellow Gold Royal Oak Watch Ref. 56343 with Pave Diamond Dials

Sold Out

 
Rolex - Rolex Yellow Gold Precision Star Dial Watch - The Keystone Watches

Rolex Yellow Gold Precision Star Dial Watch

Rolex Yellow Gold Precision Star Dial Watch

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Audemars Piguet - Audemars Piguet White Gold Square Watch - The Keystone Watches

Audemars Piguet White Gold Square Watch

Audemars Piguet White Gold Square Watch

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Piaget White Gold Ladies Lapis Dial Diamond Bezel Watch Ref. 9338

Piaget White Gold Ladies Lapis Dial Diamond Bezel Watch Ref. 9338

Piaget White Gold Ladies Lapis Dial Diamond Bezel Watch Ref. 9338

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Rolex - Rolex Steel Oysterquartz Ref. 17000 with Buckley Dial and Hands - The Keystone Watches

Rolex Steel Oysterquartz Ref. 17000 with Buckley Dial and Hands

Rolex Steel Oysterquartz Ref. 17000 with Buckley Dial and Hands

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Audemars Piguet - Audemars Piguet White Gold Beaded Bracelet Watch - The Keystone Watches

Audemars Piguet White Gold Beaded Bracelet Watch

Audemars Piguet White Gold Beaded Bracelet Watch

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Audemars Piguet Yellow Gold Automatic Vintage Watch Ref. 1459

Audemars Piguet Yellow Gold Automatic Vintage Watch Ref. 1459

Audemars Piguet Yellow Gold Automatic Vintage Watch Ref. 1459

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Omega - Omega Steel Seamaster 120 Ref. 535.007 - The Keystone Watches

Omega Steel Seamaster 120 Ref. 535.007

Omega Steel Seamaster 120 Ref. 535.007

Sold Out

 
Cartier White Gold Tortue Ref. WGTO0003 with Original Baguette Diamonds

Cartier White Gold Tortue Ref. WGTO0003 with Original Baguette Diamonds

Cartier White Gold Tortue Ref. WGTO0003 with Original Baguette Diamonds

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Vacheron Constantin - Vacheron Constantin Rose Gold Patrimony Ref. 81180 - The Keystone Watches

Vacheron Constantin Rose Gold Patrimony Ref. 81180

Vacheron Constantin Rose Gold Patrimony Ref. 81180

Sold Out

 

Patek Philippe White Gold Annual Calendar Ref. 5146

Patek Philippe White Gold Annual Calendar Ref. 5146

Sold Out

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New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
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)

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

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 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
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 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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