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Patek Philippe - Patek Philippe Rose Gold Nautilus Tiffany & Co. Watch Ref. 5711 - The Keystone Watches

Patek Philippe Rose Gold Nautilus Tiffany & Co. Watch Ref. 5711

Patek Philippe Rose Gold Nautilus Tiffany & Co. Watch Ref. 5711

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Patek Philippe - Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co. - The Keystone Watches

Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co.

Patek Philippe Stainless Steel Pilot Watch Ref. 5522 Retailed by Tiffany & Co.

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Patek Philippe - Patek Philippe White Gold Nautilus Watch Ref. 5719 - The Keystone Watches

Patek Philippe White Gold Nautilus Watch Ref. 5719

Patek Philippe White Gold Nautilus Watch Ref. 5719

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Patek Philippe - Patek Philippe White Gold Nautilus Baguette Watch Ref. 5724 - The Keystone Watches

Patek Philippe White Gold Nautilus Baguette Watch Ref. 5724

Patek Philippe White Gold Nautilus Baguette Watch Ref. 5724

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Patek Philippe - Patek Philippe Steel Nautilus Watch Ref. 5711 - The Keystone Watches

Patek Philippe Steel Nautilus Watch Ref. 5711

Patek Philippe Steel Nautilus Watch Ref. 5711

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Patek Philippe - Patek Philippe Platinum Rare Handcrafts Enamel Watch Ref. 5088 - The Keystone Watches

Patek Philippe Platinum Rare Handcrafts Enamel Watch Ref. 5088

Patek Philippe Platinum Rare Handcrafts Enamel Watch Ref. 5088

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Patek Philippe - Patek Philippe Yellow Gold Skeletonized Enamel Watch Ref. 3885 - The Keystone Watches

Patek Philippe Yellow Gold Skeletonized Enamel Watch Ref. 3885

Patek Philippe Yellow Gold Skeletonized Enamel Watch Ref. 3885

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Patek Philippe - Patek Philippe Aquanaut Tiffany & Co Watch Ref. 5167 - The Keystone Watches

Patek Philippe Aquanaut Tiffany & Co Watch Ref. 5167

Patek Philippe Aquanaut Tiffany & Co Watch Ref. 5167

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Patek Philippe - Patek Philippe Nautilus Chronograph Watch Ref. 5980 - The Keystone Watches

Patek Philippe Nautilus Chronograph Watch Ref. 5980

Patek Philippe Nautilus Chronograph Watch Ref. 5980

Sold Out

 
Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 570 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 570

Patek Philippe White Gold Calatrava Watch Ref. 570

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 5196 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196

Sold Out

 
Patek Philippe - Patek Philippe Calatrava White Gold on Strap Ref. 3893 - The Keystone Watches

Patek Philippe Calatrava White Gold on Strap Ref. 3893

Patek Philippe Calatrava White Gold on Strap Ref. 3893

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Patek Philippe - Patek Philippe Platinum Cloisonne Dial Watch Ref. 5077 - The Keystone Watches

Patek Philippe Platinum Cloisonne Dial Watch Ref. 5077

Patek Philippe Platinum Cloisonne Dial Watch Ref. 5077

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800 - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800

Patek Philippe Stainless Steel Nautilus Automatic Watch Ref. 3800

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Patek Philippe - Patek Philippe White Gold Pilot Watch Ref. 5524 - The Keystone Watches

Patek Philippe White Gold Pilot Watch Ref. 5524

Patek Philippe White Gold Pilot Watch Ref. 5524

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Patek Philippe - Patek Philippe Steel Nautilus Watch Ref. 5711 - The Keystone Watches

Patek Philippe Steel Nautilus Watch Ref. 5711

Patek Philippe Steel Nautilus Watch Ref. 5711

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Patek Philippe - Patek Philippe White Gold World Time Cloisonne Watch Ref. 5131 - The Keystone Watches

Patek Philippe White Gold World Time Cloisonne Watch Ref. 5131

Patek Philippe White Gold World Time Cloisonne Watch Ref. 5131

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Patek Philippe - Patek Philippe Platinum Perpetual Diamond Chrono Watch Ref. 5271 - The Keystone Watches

Patek Philippe Platinum Perpetual Diamond Chrono Watch Ref. 5271

Patek Philippe Platinum Perpetual Diamond Chrono Watch Ref. 5271

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 5196J - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196J

Patek Philippe Yellow Gold Calatrava Watch Ref. 5196J

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Patek Philippe - Patek Philippe Nautilus Chronograph Blue Watch Ref. 5980 - The Keystone Watches

Patek Philippe Nautilus Chronograph Blue Watch Ref. 5980

Patek Philippe Nautilus Chronograph Blue Watch Ref. 5980

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Patek Philippe - Patek Philippe White Gold Annual Calendar Watch Ref. 5035G - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5035G

Patek Philippe White Gold Annual Calendar Watch Ref. 5035G

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Patek Philippe - Patek Philippe Annual Calendar Chronograph Watch Ref. 5960/1A - The Keystone Watches

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960/1A

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960/1A

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Patek Philippe - Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a - The Keystone Watches

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a

Patek Philippe Steel Aquanaut Jumbo Watch Ref. 5167/1a

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Patek Philippe - Patek Philippe White Gold Calatrava Watch Ref. 3919 - The Keystone Watches

Patek Philippe White Gold Calatrava Watch Ref. 3919

Patek Philippe White Gold Calatrava Watch Ref. 3919

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Patek Philippe - Unworn Patek Philippe Platinum Chronograph Ref. 5070 in Original Plastic Seal - The Keystone Watches

Unworn Patek Philippe Platinum Chronograph Ref. 5070 in Original Plastic Seal

Unworn Patek Philippe Platinum Chronograph Ref. 5070 in Original Plastic Seal

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Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 3940 - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 3940

Patek Philippe White Gold Perpetual Calendar Watch Ref. 3940

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Patek Philippe - Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712R - The Keystone Watches

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712R

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712R

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Patek Philippe - Patek Philippe White Gold Annual Calendar Ref. 5146 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Ref. 5146

Patek Philippe White Gold Annual Calendar Ref. 5146

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Patek Philippe - Patek Philippe Aquanaut Jumbo Watch Ref. 5167 - The Keystone Watches

Patek Philippe Aquanaut Jumbo Watch Ref. 5167

Patek Philippe Aquanaut Jumbo Watch Ref. 5167

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Patek Philippe - Patek Philippe Rose Gold Chronograph Pulsometer Scale Watch Ref. 533 - The Keystone Watches

Patek Philippe Rose Gold Chronograph Pulsometer Scale Watch Ref. 533

Patek Philippe Rose Gold Chronograph Pulsometer Scale Watch Ref. 533

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Patek Philippe - Patek Philippe White Gold Watch Ref. 2594 - The Keystone Watches

Patek Philippe White Gold Watch Ref. 2594

Patek Philippe White Gold Watch Ref. 2594

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Watch Ref. 3445 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Watch Ref. 3445

Patek Philippe Yellow Gold Calatrava Watch Ref. 3445

Sold Out

 
Patek Philippe - Patek Philippe Platinum Gondolo Tiffany & Co. Ref. 5135 - The Keystone Watches

Patek Philippe Platinum Gondolo Tiffany & Co. Ref. 5135

Patek Philippe Platinum Gondolo Tiffany & Co. Ref. 5135

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Patek Philippe - Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425 - The Keystone Watches

Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425

Patek Philippe Yellow Gold Tiffany & Co Watch Ref. 425

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Patek Philippe - Patek Philippe Steel Nautilus Watch Ref. 3800 - The Keystone Watches

Patek Philippe Steel Nautilus Watch Ref. 3800

Patek Philippe Steel Nautilus Watch Ref. 3800

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448

Patek Philippe Yellow Gold Perpetual Calendar Watch Ref. 3448

Sold Out

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New Arrivals Preview
 
Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

Rolex Yellow Gold Day-Date Watch Ref. 1803 with Claw Dial (New Arrival)

$18,750 USD
 
Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

Rolex Steel Milgauss Ref. 1019 (New Arrival)

$23,500 USD
 
Vacheron Constantin Rose Gold Watch with Pink Dial (New Arrival)

Vacheron Constantin Rose Gold Watch with Pink Dial (New Arrival)

Vacheron Constantin Rose Gold Watch with Pink Dial (New Arrival)

$8,000 USD
 
Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 (New Arrival)

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 (New Arrival)

Patek Philippe Yellow Gold Nautilus Watch Ref. 3800 (New Arrival)

$78,000 USD
 
Patek Philippe Yellow Gold Pocket Watch Ref 770 Retailed by Gubelin (New Arrival)

Patek Philippe Yellow Gold Pocket Watch Ref 770 Retailed by Gubelin (New Arrival)

Patek Philippe Yellow Gold Pocket Watch Ref 770 Retailed by Gubelin (New Arrival)

$7,800 USD
 
Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

Boucheron Yellow Gold Invisible Set Sapphire Watch (New Arrival)

$9,500 USD
 
Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Box and Papers (New Arrival)

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Box and Papers (New Arrival)

Patek Philippe Platinum Nautilus Watch Ref. 3800 with Original Box and Papers (New Arrival)

$165,000 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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