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Patek Philippe Yellow Gold Calatrava Ref. 2526 with Scallop Bracelet

Patek Philippe Yellow Gold Calatrava Ref. 2526 with Scallop Bracelet

Patek Philippe Yellow Gold Calatrava Ref. 2526 with Scallop Bracelet

Sold Out

 
Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Patek Philippe Steel Aquanaut Ref. 5060 with Original Papers

Sold Out

 
Rolex Steel Date Ref. 1530

Rolex Steel Date Ref. 1530

Rolex Steel Date Ref. 1530

$17,500 USD
 
Patek Philippe Yellow Gold Diamond Nautilus Ref. 4700 with Emerald Markers

Patek Philippe Yellow Gold Diamond Nautilus Ref. 4700 with Emerald Markers

Patek Philippe Yellow Gold Diamond Nautilus Ref. 4700 with Emerald Markers

Sold Out

 
Rolex Steel Paul Newman Daytona Ref. 6239

Rolex Steel Paul Newman Daytona Ref. 6239

Rolex Steel Paul Newman Daytona Ref. 6239

Sold Out

 
Rolex Rose Gold Datejust Ref. 1601 with Diamond Indices

Rolex Rose Gold Datejust Ref. 1601 with Diamond Indices

Rolex Rose Gold Datejust Ref. 1601 with Diamond Indices

$45,000 USD
 
Patek Philippe Steel Nautilus Ref. 3700

Patek Philippe Steel Nautilus Ref. 3700

Patek Philippe Steel Nautilus Ref. 3700

$145,000 USD
 
Cartier Yellow Gold Tank Obus Savonette, 1930

Cartier Yellow Gold Tank Obus Savonette, 1930

Cartier Yellow Gold Tank Obus Savonette, 1930

$225,000 USD
 
Patek Philippe - Patek Philippe White Gold Beta 21 Ref. 3587 on Swiss Cheese Bracelet - The Keystone Watches

Patek Philippe White Gold Beta 21 Ref. 3587 on Swiss Cheese Bracelet

Patek Philippe White Gold Beta 21 Ref. 3587 on Swiss Cheese Bracelet

Sold Out

 
Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers

Patek Philippe Yellow Gold Calatrava Ref. 3915 with Original Papers

$15,000 USD
 
Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579

Patek Philippe Pink Gold Tachymeter Chronograph Watch Ref. 1579

$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
 
Cartier Yellow Gold Tank London

Cartier Yellow Gold Tank London

Cartier Yellow Gold Tank London

$53,000 USD
 
Rolex Steel Precision UFO Ref. 9083 with Honeycomb Dial

Rolex Steel Precision UFO Ref. 9083 with Honeycomb Dial

Rolex Steel Precision UFO Ref. 9083 with Honeycomb Dial

$6,800 USD
 
Cartier - Cartier Paris Yellow Gold Tank (New Arrival) - The Keystone Watches

Cartier Paris Yellow Gold Tank (New Arrival)

Cartier Paris Yellow Gold Tank (New Arrival)

Sold Out

 
Rolex Yellow Gold Day Date Ref. 18038 with Wood Dial  (New Arrival)

Rolex Yellow Gold Day Date Ref. 18038 with Wood Dial (New Arrival)

Rolex Yellow Gold Day Date Ref. 18038 with Wood Dial (New Arrival)

Sold Out

 
Rolex Steel Oyster Seaforth Observatory Ref. 2280 (New Arrival)

Rolex Steel Oyster Seaforth Observatory Ref. 2280 (New Arrival)

Rolex Steel Oyster Seaforth Observatory Ref. 2280 (New Arrival)

$10,500 USD
 
Cartier Yellow Gold Large Tonneau Paris with Original Papers

Cartier Yellow Gold Large Tonneau Paris with Original Papers

Cartier Yellow Gold Large Tonneau Paris with Original Papers

Sold Out

 
Omega Yellow Gold Constellation Geneva Observatory Cloisonne Watch

Omega Yellow Gold Constellation Geneva Observatory Cloisonne Watch

Omega Yellow Gold Constellation Geneva Observatory Cloisonne Watch

$400,000 USD
 
Cartier Yellow Gold Tank, London 1976

Cartier Yellow Gold Tank, London 1976

Cartier Yellow Gold Tank, London 1976

$65,000 USD
 
Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 with Ceramic Dial

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 with Ceramic Dial

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 with Ceramic Dial

Sold Out

 
Rolex Steel Explorer II Orange Hand Ref. 1655 MK2 (New Arrival)

Rolex Steel Explorer II Orange Hand Ref. 1655 MK2 (New Arrival)

Rolex Steel Explorer II Orange Hand Ref. 1655 MK2 (New Arrival)

$29,500 USD
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New Arrivals Preview
 
Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

Audemars Piguet John Shaeffer Star Wheel Minute Repeater Ref. 25881OR (New Arrival)

$300,000 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
 
Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

Audemars Piguet Royal Oak Dual Time Watch Ref. 25730 with Bright Yellow Dial (New Arrival)

$105,000 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 White Gold Rectangular Watch with Lapis Watch (New Arrival)

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
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.

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