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Audemars Piguet - Audemars Piguet Steel Royal Oak Extra-Thin Watch Ref. 15202 - The Keystone Watches

Audemars Piguet Steel Royal Oak Extra-Thin Watch Ref. 15202

Audemars Piguet Steel Royal Oak Extra-Thin Watch Ref. 15202

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Rolex - Rolex Stainless Steel Sea-Dweller Ref. 16600 - The Keystone Watches

Rolex Stainless Steel Sea-Dweller Ref. 16600

Rolex Stainless Steel Sea-Dweller Ref. 16600

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Rolex - Rolex Stainless Steel Explorer II Watch Ref. 16570 - The Keystone Watches

Rolex Stainless Steel Explorer II Watch Ref. 16570

Rolex Stainless Steel Explorer II Watch Ref. 16570

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Rolex - Rolex Stainless Steel Explorer II Ref. 16570 - The Keystone Watches

Rolex Stainless Steel Explorer II Ref. 16570

Rolex Stainless Steel Explorer II Ref. 16570

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Patek Philippe - Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R

Patek Philippe Rose Gold Aquanaut Watch Ref. 5167R

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

Patek Philippe White & Rose Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe White & Rose Gold Nautilus Moonphase Watch Ref. 5712

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

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712

Patek Philippe Rose Gold Nautilus Moonphase Watch Ref. 5712

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Patek Philippe - Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A - The Keystone Watches

Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A

Patek Philippe Steel Nautilus Moonphase Watch Ref. 5726/1A

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Patek Philippe - Patek Philippe Nautilus Stainless Steel Ref. 5726/1A - The Keystone Watches

Patek Philippe Nautilus Stainless Steel Ref. 5726/1A

Patek Philippe Nautilus Stainless Steel Ref. 5726/1A

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Patek Philippe - Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167 - The Keystone Watches

Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167

Patek Philippe Stainless Steel Aquanaut Watch Ref. 5167

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

Patek Philippe Platinum Rare Handcrafts Enamel Watch Ref. 5088P

Patek Philippe Platinum Rare Handcrafts Enamel Watch Ref. 5088P

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Patek Philippe - Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J - The Keystone Watches

Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J

Patek Philippe Yellow Gold Annual Calendar Tiffany & Co Watch Ref. 5146J

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Omega - Omega Speedmaster Schumacher Chronograph Watch - The Keystone Watches

Omega Speedmaster Schumacher Chronograph Watch

Omega Speedmaster Schumacher Chronograph Watch

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Patek Philippe - Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a - The Keystone Watches

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a

Patek Philippe Stainless Steel Nautilus Watch Ref. 5711/1a

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5270R - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5270R

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 5270R

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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 White Gold Annual Calendar Watch Ref. 5146G - The Keystone Watches

Patek Philippe White Gold Annual Calendar Watch Ref. 5146G

Patek Philippe White Gold Annual Calendar Watch Ref. 5146G

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Rolex - Rolex Steel Explorer II Watch Ref. 16570 - The Keystone Watches

Rolex Steel Explorer II Watch Ref. 16570

Rolex Steel Explorer II Watch Ref. 16570

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Retrograde Watch Ref. 5059 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Retrograde Watch Ref. 5059

Patek Philippe Rose Gold Perpetual Calendar Retrograde Watch Ref. 5059

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Split Seconds Chrono Watch Ref. 5004 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Split Seconds Chrono Watch Ref. 5004

Patek Philippe Yellow Gold Perpetual Split Seconds Chrono Watch Ref. 5004

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

Patek Philippe Rose Gold World Time Watch Ref. 5230

Patek Philippe Rose Gold World Time Watch Ref. 5230

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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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Patek Philippe - Patek Philippe Rose Gold 10-Day Power Reserve Watch Ref. 5100R - The Keystone Watches

Patek Philippe Rose Gold 10-Day Power Reserve Watch Ref. 5100R

Patek Philippe Rose Gold 10-Day Power Reserve Watch Ref. 5100R

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5970P - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5970P

Patek Philippe Platinum Perpetual Calendar Chrono Watch Ref. 5970P

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Patek Philippe - Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140 - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

Patek Philippe Platinum Perpetual Calendar Watch Ref. 5140

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Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Chrono Baguette Watch Ref. 3990 - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Chrono Baguette Watch Ref. 3990

Patek Philippe Yellow Gold Perpetual Calendar Chrono Baguette Watch Ref. 3990

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013

Patek Philippe Rose Gold Perpetual Calendar Minute Repeater Watch Ref. 5013

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Patek Philippe - Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204 - The Keystone Watches

Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204

Patek Philippe Platinum Perpetual Split Seconds Chrono Watch Ref. 5204

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A. Lange & Sohne - A. Lange & Sohne Platinum Datograph Baguette Diamond Up Down Watch Ref. 405.835 - The Keystone Watches

A. Lange & Sohne Platinum Datograph Baguette Diamond Up Down Watch Ref. 405.835

A. Lange & Sohne Platinum Datograph Baguette Diamond Up Down Watch Ref. 405.835

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A. Lange & Sohne - A. Lange & Sohne Rose Gold Saxonia Watch Ref. 216.033 - The Keystone Watches

A. Lange & Sohne Rose Gold Saxonia Watch Ref. 216.033

A. Lange & Sohne Rose Gold Saxonia Watch Ref. 216.033

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A. Lange & Sohne - A. Lange & Sohne Yellow Gold Lange 1 Watch Ref. 101.021 - The Keystone Watches

A. Lange & Sohne Yellow Gold Lange 1 Watch Ref. 101.021

A. Lange & Sohne Yellow Gold Lange 1 Watch Ref. 101.021

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Rolex - Rolex Yellow Gold Submariner Watch Ref. 16618 - The Keystone Watches

Rolex Yellow Gold Submariner Watch Ref. 16618

Rolex Yellow Gold Submariner Watch Ref. 16618

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Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Chrono Watch Ref. 5970 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Chrono Watch Ref. 5970

Patek Philippe Rose Gold Perpetual Calendar Chrono Watch Ref. 5970

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Patek Philippe - Patek Philippe Platinum Minute Repeater Perpetual Calendar Watch Ref. 5216 - The Keystone Watches

Patek Philippe Platinum Minute Repeater Perpetual Calendar Watch Ref. 5216

Patek Philippe Platinum Minute Repeater Perpetual Calendar Watch Ref. 5216

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Patek Philippe - Patek Philippe White Gold Minute Repeating Perpetual Ref. 5213 - The Keystone Watches

Patek Philippe White Gold Minute Repeating Perpetual Ref. 5213

Patek Philippe White Gold Minute Repeating Perpetual Ref. 5213

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Patek Philippe - Patek Philippe Rose Gold Annual Calendar Advanced Research Ref. 5350R - The Keystone Watches

Patek Philippe Rose Gold Annual Calendar Advanced Research Ref. 5350R

Patek Philippe Rose Gold Annual Calendar Advanced Research Ref. 5350R

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New Arrivals Preview
 
Piaget Yellow Gold Polo Watch Ref. 7661C with Original Diamonds (New Arrival)

Piaget Yellow Gold Polo Watch Ref. 7661C with Original Diamonds (New Arrival)

Piaget Yellow Gold Polo Watch Ref. 7661C with Original Diamonds (New Arrival)

$22,000 USD
 
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
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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