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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"
 
Patek Philippe - Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co.

Patek Philippe Yellow Gold Vintage Watch Ref. 3319 Retailed by Tiffany & Co.

Sold Out

 
Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

Patek Philippe White Gold Backwind Calatrava Ref. 3563 with Original Warranty

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Patek Philippe Yellow Gold Gondolo Ref. 5014

Patek Philippe Yellow Gold Gondolo Ref. 5014

Sold Out

 
Patek Philippe - Patek Philippe White Gold Vintage Square Watch Ref. 4222 - The Keystone Watches

Patek Philippe White Gold Vintage Square Watch Ref. 4222

Patek Philippe White Gold Vintage Square Watch Ref. 4222

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Patek Philippe - Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers - The Keystone Watches

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

Patek Philippe Yellow Gold Vintage Automatic Watch Ref. 3861/02 with Papers

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Patek Philippe - Patek Philippe White Gold Golden Ellipse Ref. 3566 - The Keystone Watches

Patek Philippe White Gold Golden Ellipse Ref. 3566

Patek Philippe White Gold Golden Ellipse Ref. 3566

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Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival) - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival)

Patek Philippe Steel Aquanaut Ref. 5065 (New Arrival)

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Patek Philippe Rose Gold Square Watch Ref. 2472 with Ribbed Fluted Case and Bracelet

Patek Philippe Rose Gold Square Watch Ref. 2472 with Ribbed Fluted Case and Bracelet

Patek Philippe Rose Gold Square Watch Ref. 2472 with Ribbed Fluted Case and Bracelet

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Chronograph Watch Ref. 5070 with Archive - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Watch Ref. 5070 with Archive

Patek Philippe Yellow Gold Chronograph Watch Ref. 5070 with Archive

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Calatrava Watch Ref. 96 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Watch Ref. 96

Patek Philippe Rose Gold Calatrava Watch Ref. 96

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Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3893 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3893

Patek Philippe Yellow Gold Calatrava Ref. 3893

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Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

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Patek Philippe Yellow Gold Nautilus Ref. 3800/5 with Factory Diamonds

Patek Philippe Yellow Gold Nautilus Ref. 3800/5 with Factory Diamonds

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Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

Patek Philippe Yellow Gold Vintage Jumbo Ellipse Ref. 3798/3 on JPE Chain Band

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Patek Philippe White Gold Gondolo Ref. 3567 with Original Papers

Patek Philippe White Gold Gondolo Ref. 3567 with Original Papers

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Patek Philippe White Gold Calatrava Watch with Unusual Grey Dial Watch Ref. 3514

Patek Philippe White Gold Calatrava Watch with Unusual Grey Dial Watch Ref. 3514

Sold Out

 

Patek Philippe Tropical Dial Nautilus Ref. 3700 with Original Papers

Patek Philippe Tropical Dial Nautilus Ref. 3700 with Original Papers

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Patek Philippe Yellow Gold Nautilus Ref. 3700 with Diamond Bezel

Patek Philippe Yellow Gold Nautilus Ref. 3700 with Diamond Bezel

Patek Philippe Yellow Gold Nautilus Ref. 3700 with Diamond Bezel

$285,000 USD
 
Patek Philippe - Patek Philippe Steel Tonneau Watch Ref. 3574 - The Keystone Watches

Patek Philippe Steel Tonneau Watch Ref. 3574

Patek Philippe Steel Tonneau Watch Ref. 3574

Sold Out

 
Patek Philippe Yellow Gold Minute Repeater Enamel Watch Ref. 3979 (New Arrival)

Patek Philippe Yellow Gold Minute Repeater Enamel Watch Ref. 3979 (New Arrival)

Patek Philippe Yellow Gold Minute Repeater Enamel Watch Ref. 3979 (New Arrival)

Sold Out

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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.

Stay in touch.

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