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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 15400

Audemars Piguet Steel Royal Oak Watch Ref. 15400

Sold Out

 
Rolex - Rolex GMT-Master II Error Dial Watch Ref. 16710 - The Keystone Watches

Rolex GMT-Master II Error Dial Watch Ref. 16710

Rolex GMT-Master II Error Dial Watch Ref. 16710

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Rolex - Rolex Submariner Flat IV Watch Ref. 16610 with Original Box and Papers - The Keystone Watches

Rolex Submariner Flat IV Watch Ref. 16610 with Original Box and Papers

Rolex Submariner Flat IV Watch Ref. 16610 with Original Box and Papers

Sold Out

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

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Watch Ref. 5146

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Patek Philippe - Patek Philippe Aquanaut Jumbo Watch Ref. 5065 with Original Box and Paper - The Keystone Watches

Patek Philippe Aquanaut Jumbo Watch Ref. 5065 with Original Box and Paper

Patek Philippe Aquanaut Jumbo Watch Ref. 5065 with Original Box and Paper

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Patek Philippe - Patek Philippe Platinum Chronograph Watch Ref. 5170 - The Keystone Watches

Patek Philippe Platinum Chronograph Watch Ref. 5170

Patek Philippe Platinum Chronograph Watch Ref. 5170

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Patek Philippe - Patek Philippe White Gold Perpetual Watch Ref. 5320 - The Keystone Watches

Patek Philippe White Gold Perpetual Watch Ref. 5320

Patek Philippe White Gold Perpetual Watch Ref. 5320

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Audemars Piguet - Audemars Piguet White Gold Millenary Pianoforte Diamond Watch Ref. 15326 - The Keystone Watches

Audemars Piguet White Gold Millenary Pianoforte Diamond Watch Ref. 15326

Audemars Piguet White Gold Millenary Pianoforte Diamond Watch Ref. 15326

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

Patek Philippe Platinum World Time Cloisonne Watch Ref. 5131

Patek Philippe Platinum World Time Cloisonne Watch Ref. 5131

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Patek Philippe - Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990 - The Keystone Watches

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

Patek Philippe Nautilus Travel Time Chronograph Watch Ref. 5990

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Patek Philippe - Patek Philippe Rose Gold Split Seconds Perpetual Calendar Chrono Ref. 5204 in Unworn Condition - The Keystone Watches

Patek Philippe Rose Gold Split Seconds Perpetual Calendar Chrono Ref. 5204 in Unworn Condition

Patek Philippe Rose Gold Split Seconds Perpetual Calendar Chrono Ref. 5204 in Unworn Condition

Sold Out

 
Audemars Piguet - Audemars Piguet Royal Oak Offshore Navy Watch Ref. 26170 - The Keystone Watches

Audemars Piguet Royal Oak Offshore Navy Watch Ref. 26170

Audemars Piguet Royal Oak Offshore Navy Watch Ref. 26170

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Calatrava Ref. 5196 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Ref. 5196

Patek Philippe Rose Gold Calatrava Ref. 5196

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Audemars Piguet - Audemars Piguet Steel Royal Oak Watch Ref. 15400 - The Keystone Watches

Audemars Piguet Steel Royal Oak Watch Ref. 15400

Audemars Piguet Steel Royal Oak Watch Ref. 15400

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170 - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170

Patek Philippe Yellow Gold Chronograph Watch, Ref. 5170

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Patek Philippe - Patek Philippe Platinum World Time Watch Ref. 5110 - The Keystone Watches

Patek Philippe Platinum World Time Watch Ref. 5110

Patek Philippe Platinum World Time Watch Ref. 5110

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Patek Philippe - Patek Philippe White Gold World Time Watch Ref. 5230 - The Keystone Watches

Patek Philippe White Gold World Time Watch Ref. 5230

Patek Philippe White Gold World Time Watch Ref. 5230

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Audemars Piguet - Audemars Piguet Royal Oak Chronograph Watch Ref. 26320 - The Keystone Watches

Audemars Piguet Royal Oak Chronograph Watch Ref. 26320

Audemars Piguet Royal Oak Chronograph Watch Ref. 26320

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Rolex - Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695 - The Keystone Watches

Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695

Rolex Rose Gold Yacht-Master Rainbow Watch Ref. 116695

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Rolex - Rolex GMT-Master II Watch Ref. 16710 with Original Papers - The Keystone Watches

Rolex GMT-Master II Watch Ref. 16710 with Original Papers

Rolex GMT-Master II Watch Ref. 16710 with Original Papers

Sold Out

 
Rolex - Rolex Yellow Gold Day-Date 40mm Baguette Diamond Watch Ref. 228238 - The Keystone Watches

Rolex Yellow Gold Day-Date 40mm Baguette Diamond Watch Ref. 228238

Rolex Yellow Gold Day-Date 40mm Baguette Diamond Watch Ref. 228238

Sold Out

 
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

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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