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Heuer - Heuer Bundeswehr Military Chronograph Watch Ref. 1550 - The Keystone Watches

Heuer Bundeswehr Military Chronograph Watch Ref. 1550

Heuer Bundeswehr Military Chronograph Watch Ref. 1550

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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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Rolex - Rolex Yellow Gold GMT-Master Ref. 1675 - The Keystone Watches

Rolex Yellow Gold GMT-Master Ref. 1675

Rolex Yellow Gold GMT-Master Ref. 1675

Sold Out

 
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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Rolex - Rolex Yellow Gold Submariner Watch Ref. 1680 - The Keystone Watches

Rolex Yellow Gold Submariner Watch Ref. 1680

Rolex Yellow Gold Submariner Watch Ref. 1680

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Rolex - Rolex Day-Date Yellow Gold with Pave Dial Ref. 18238 - The Keystone Watches

Rolex Day-Date Yellow Gold with Pave Dial Ref. 18238

Rolex Day-Date Yellow Gold with Pave Dial Ref. 18238

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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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Jaeger LeCoultre - Jaeger LeCoultre Rose Gold Reverso Day-Night Watch Ref. 270.2.54 - The Keystone Watches

Jaeger LeCoultre Rose Gold Reverso Day-Night Watch Ref. 270.2.54

Jaeger LeCoultre Rose Gold Reverso Day-Night Watch Ref. 270.2.54

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Patek Philippe - Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066 - The Keystone Watches

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

Patek Philippe Yellow Gold Aquanaut Watch Ref. 5066

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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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Audemars Piguet - Audemars Piguet White Gold Oversized Skeleton Sapphire & Diamond Watch - The Keystone Watches

Audemars Piguet White Gold Oversized Skeleton Sapphire & Diamond Watch

Audemars Piguet White Gold Oversized Skeleton Sapphire & Diamond Watch

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

Patek Philippe Nautilus Watch Ref. 3800

Patek Philippe Nautilus Watch Ref. 3800

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Rolex - Rolex Yellow Gold Daytona Zenith Watch Ref. 16528 - The Keystone Watches

Rolex Yellow Gold Daytona Zenith Watch Ref. 16528

Rolex Yellow Gold Daytona Zenith Watch Ref. 16528

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Omega - Omega Yellow Gold Speedmaster Watch, ref. 3551.20 - The Keystone Watches

Omega Yellow Gold Speedmaster Watch, ref. 3551.20

Omega Yellow Gold Speedmaster Watch, ref. 3551.20

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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 White Gold Diamond & Sapphire Watch Ref. 3319 - The Keystone Watches

Patek Philippe White Gold Diamond & Sapphire Watch Ref. 3319

Patek Philippe White Gold Diamond & Sapphire Watch Ref. 3319

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Patek Philippe - Patek Philippe Neptune Power Reserve Moonphase Ref. 5085 - The Keystone Watches

Patek Philippe Neptune Power Reserve Moonphase Ref. 5085

Patek Philippe Neptune Power Reserve Moonphase Ref. 5085

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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

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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

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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 White Gold Slim Strap Watch - The Keystone Watches

Audemars Piguet White Gold Slim Strap Watch

Audemars Piguet White Gold Slim Strap Watch

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New Arrivals Preview
 
Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

Patek Philippe Yellow Gold Tonneau Ref. 2469 (New Arrival)

$19,800 USD
 
Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

Tissot Steel Chronograph with Black Gilt Dial (New Arrival)

$16,000 USD
 
Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

Breguet Steel Chronograph Watch, 1940s (New Arrival)

$75,000 USD
 
Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

Cartier Yellow Gold Bracelet Watch (New Arrival)

$30,000 USD
 
Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

Patek Philippe Yellow Gold Calatrava Breguet Numerals Ref. 2533 (New Arrival)

$105,000 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival) - The Keystone Watches

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 - 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
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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