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Omega - Omega Yellow Gold Pocket Watch with Agate Dial and Pearl Crown - The Keystone Watches

Omega Yellow Gold Pocket Watch with Agate Dial and Pearl Crown

Omega Yellow Gold Pocket Watch with Agate Dial and Pearl Crown

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Patek Philippe Yellow Gold Automatic Ellipse Ref. 3738

Patek Philippe Yellow Gold Automatic Ellipse Ref. 3738

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Patek Philippe - Patek Philippe Rose Gold Square Watch Ref. 2472 with Ribbed Fluted Case and Bracelet - The Keystone Watches

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

$29,500 USD
 
Cartier - Cartier Yellow Gold Tank Trapeze Watch - The Keystone Watches

Cartier Yellow Gold Tank Trapeze Watch

Cartier Yellow Gold Tank Trapeze Watch

$12,000 USD
 
Cartier - Cartier Yellow Gold Mystery Pocket Watch - The Keystone Watches

Cartier Yellow Gold Mystery Pocket Watch

Cartier Yellow Gold Mystery Pocket Watch

$36,000 USD
 
Patek Philippe - Patek Philippe White Gold Annual Calendar Ref. 5396 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Ref. 5396

Patek Philippe White Gold Annual Calendar Ref. 5396

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Rolex - Rolex Steel Daytona 16520 Zenith White in Outstanding Original Condition - The Keystone Watches

Rolex Steel Daytona 16520 Zenith White in Outstanding Original Condition

Rolex Steel Daytona 16520 Zenith White in Outstanding Original Condition

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Cartier - Cartier Rose Gold Baignoire Allongee Ref. WGBA0009 - The Keystone Watches

Cartier Rose Gold Baignoire Allongee Ref. WGBA0009

Cartier Rose Gold Baignoire Allongee Ref. WGBA0009

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Audemars Piguet - Audemars Piguet White Gold Rope and Bead Bracelet Watch Ref. 56525 - The Keystone Watches

Audemars Piguet White Gold Rope and Bead Bracelet Watch Ref. 56525

Audemars Piguet White Gold Rope and Bead Bracelet Watch Ref. 56525

$9,500 USD
 
Audemars Piguet - Audemars Piguet Yellow Gold Ruby & Diamond Watch - The Keystone Watches

Audemars Piguet Yellow Gold Ruby & Diamond Watch

Audemars Piguet Yellow Gold Ruby & Diamond Watch

$78,000 USD
 
Audemars Piguet - Audemars Piguet White Gold Diamond Bracelet Watch Ref. 14612 - The Keystone Watches

Audemars Piguet White Gold Diamond Bracelet Watch Ref. 14612

Audemars Piguet White Gold Diamond Bracelet Watch Ref. 14612

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Patek Philippe - Patek Philippe Steel Aquanaut Ref. 5066 with Box and Papers (New Arrival) - The Keystone Watches

Patek Philippe Steel Aquanaut Ref. 5066 with Box and Papers (New Arrival)

Patek Philippe Steel Aquanaut Ref. 5066 with Box and Papers (New Arrival)

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Patek Philippe Steel Nautilus Ref. 3800

Patek Philippe Steel Nautilus Ref. 3800

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Rolex Steel Datejust Ref. 1601 in Like-New Condition with Original Warranty (New Arrival)

Rolex Steel Datejust Ref. 1601 in Like-New Condition with Original Warranty (New Arrival)

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Rolex Steel Datejust Ref. 1601 with Grey Dial (New Arrival)

Rolex Steel Datejust Ref. 1601 with Grey Dial (New Arrival)

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Rolex - Rolex White Gold Cellini Watch Ref. 4014 (New Arrival) - The Keystone Watches

Rolex White Gold Cellini Watch Ref. 4014 (New Arrival)

Rolex White Gold Cellini Watch Ref. 4014 (New Arrival)

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Piaget - Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial - The Keystone Watches

Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial

Piaget Yellow Gold Round Watch Ref. 8826 with Opal and Diamond Dial

$13,000 USD
 
Rolex - Rolex Steel Datejust Ref. 1625 - The Keystone Watches

Rolex Steel Datejust Ref. 1625

Rolex Steel Datejust Ref. 1625

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Rolex - Rolex Yellow Gold Cellini Ref. 4100 (New Arrival) - The Keystone Watches

Rolex Yellow Gold Cellini Ref. 4100 (New Arrival)

Rolex Yellow Gold Cellini Ref. 4100 (New Arrival)

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Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 96 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 96

Patek Philippe Yellow Gold Calatrava Ref. 96

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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

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Rolex Steel Oyster Perpetual Ref. 1002 with Gilt Dial

Rolex Steel Oyster Perpetual Ref. 1002 with Gilt Dial

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Piaget - Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels - The Keystone Watches

Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels

Piaget Yellow Gold Classique Ref. 9251 Retailed by Van Cleef & Arpels

$5,500 USD
 
Rolex - Rolex Yellow Gold Date Ref. 1500 - The Keystone Watches

Rolex Yellow Gold Date Ref. 1500

Rolex Yellow Gold Date Ref. 1500

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Oval Elongated Watch - The Keystone Watches

Audemars Piguet White Gold Oval Elongated Watch

Audemars Piguet White Gold Oval Elongated Watch

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Patek Philippe - Patek Philippe White Gold Ellipse Ref. 4179 - The Keystone Watches

Patek Philippe White Gold Ellipse Ref. 4179

Patek Philippe White Gold Ellipse Ref. 4179

Sold Out

 
Patek Philippe White Gold Ellipse Ref. 3798

Patek Philippe White Gold Ellipse Ref. 3798

Patek Philippe White Gold Ellipse Ref. 3798

$11,500 USD
 
Audemars Piguet - Audemars Piguet White Gold Round Watch Ref. 5266 - The Keystone Watches

Audemars Piguet White Gold Round Watch Ref. 5266

Audemars Piguet White Gold Round Watch Ref. 5266

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Patek Philippe - Patek Philippe White Gold Calatrava Ref. 3588 with Breguet Numerals - The Keystone Watches

Patek Philippe White Gold Calatrava Ref. 3588 with Breguet Numerals

Patek Philippe White Gold Calatrava Ref. 3588 with Breguet Numerals

$15,500 USD
 
Vacheron Constantin - Vacheron Constantin White Gold Pocket Watch - The Keystone Watches

Vacheron Constantin White Gold Pocket Watch

Vacheron Constantin White Gold Pocket Watch

$7,500 USD
 
Breguet - Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet - The Keystone Watches

Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet

Breguet White Gold Power Reserve Moonphase Classique Ref. 3130 on Bracelet

Sold Out

 
IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

IWC Yellow Gold, Onyx, Coral and Diamond Vintage Watch

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Audemars Piguet - Audemars Piguet White Gold Royal Oak Watch Ref. 6005 - The Keystone Watches

Audemars Piguet White Gold Royal Oak Watch Ref. 6005

Audemars Piguet White Gold Royal Oak Watch Ref. 6005

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Rolex - Rolex White Gold Yacht-Master Ref. 226679TBR - The Keystone Watches

Rolex White Gold Yacht-Master Ref. 226679TBR

Rolex White Gold Yacht-Master Ref. 226679TBR

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Breguet Yellow Gold Classique Watch Ref. 3210 (New Arrival)

Breguet Yellow Gold Classique Watch Ref. 3210 (New Arrival)

Sold Out

 

Breguet Yellow Gold Perpetual Calendar Watch Ref. 3050BA, Early Series

Breguet Yellow Gold Perpetual Calendar Watch Ref. 3050BA, Early Series

Sold Out

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New Arrivals Preview
 
Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

Gerald Genta Fantasy Retro M.10 MOP Mickey Mouse for Hong Kong Disney Watch (New Arrival)

$23,750 USD
 
Vacheron Constantin - Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Grand Complication Pocket Watch (NEW ARRIVAL)

$155,000 USD
 
Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

Patek Philippe Steel Automatic UFO Ref. 3580 (New Arrival)

$13,250 USD
 
Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

Patek Philiipe Rose Gold Calatrava Watch Ref. 3796 (New Arrival)

$16,500 USD
 

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

Piaget White Gold Altiplano Ref. 90122 with Diamonds and Sapphires (New Arrival)

$17,750 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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