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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
 
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

Sold Out

 
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)

Sold Out

 

Patek Philippe Steel Nautilus Ref. 3800

Patek Philippe Steel Nautilus Ref. 3800

Sold Out

 
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

Sold Out

 
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

Sold Out

 
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

$11,500 USD
 
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
 
Patek Philippe - Patek Philippe Rose Gold Calatrava Watch Ref. 96 - The Keystone Watches

Patek Philippe Rose Gold Calatrava Watch Ref. 96

Patek Philippe Rose Gold Calatrava Watch Ref. 96

Sold Out

 

Patek White Gold Pocket Watch with Diamond Bezel (New Arrival)

Patek White Gold Pocket Watch with Diamond Bezel (New Arrival)

Sold Out

 
Patek Philippe - Patek Philippe White Gold World Time Enamel Watch Ref. 5231 - The Keystone Watches

Patek Philippe White Gold World Time Enamel Watch Ref. 5231

Patek Philippe White Gold World Time Enamel Watch Ref. 5231

$110,000 USD
 

Patek Philippe Yellow Gold Annual Calendar Ref. 5146

Patek Philippe Yellow Gold Annual Calendar Ref. 5146

Sold Out

 
Patek Philippe - Patek Philippe Platinum World Time Ref. 5130, Dubai Edition - The Keystone Watches

Patek Philippe Platinum World Time Ref. 5130, Dubai Edition

Patek Philippe Platinum World Time Ref. 5130, Dubai Edition

$116,000 USD
 

Patek Philippe Yellow Gold Calatrava Ref. 5035 with Original Box and Papers

Patek Philippe Yellow Gold Calatrava Ref. 5035 with Original Box and Papers

Sold Out

 
Patek Philippe - Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960 with Original Box and Papers - The Keystone Watches

Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960 with Original Box and Papers

Patek Philippe Platinum Annual Calendar Chronograph Ref. 5960 with Original Box and Papers

Sold Out

 
Patek Philippe - Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5270G-013 with Original Box and Papers - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5270G-013 with Original Box and Papers

Patek Philippe White Gold Perpetual Calendar Chronograph Watch Ref. 5270G-013 with Original Box and Papers

Sold Out

 
Patek Philippe - Patek Philippe White Gold Annual Calendar Tiffany & Co Watch. Ref. 5396G-012 - The Keystone Watches

Patek Philippe White Gold Annual Calendar Tiffany & Co Watch. Ref. 5396G-012

Patek Philippe White Gold Annual Calendar Tiffany & Co Watch. Ref. 5396G-012

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series - The Keystone Watches

Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series

Patek Philippe Yellow Gold Chronograph Ref. 3970, Fourth Series

Sold Out

 

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

Patek Philippe Yellow Gold Pocket Watch Minute Repeater, Circa 1905

$28,000 USD
 
Patek Philippe - Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed - The Keystone Watches

Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed

Patek Philippe Platinum Perpetual Calendar Minute Repeater Ref. 5074, Single Sealed

"Price upon request"
 
Patek Philippe - Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J - The Keystone Watches

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J

Patek Philippe Yellow Gold Perpetual Calendar Ref. 5040J

Sold Out

 

Patek Philippe Yellow Gold Ellipse Ref. 3738

Patek Philippe Yellow Gold Ellipse Ref. 3738

Sold Out

 

Patek Philippe Yellow Gold Aquanaut Ref. 5065

Patek Philippe Yellow Gold Aquanaut Ref. 5065

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Calatrava Ref. 3893 - The Keystone Watches

Patek Philippe Yellow Gold Calatrava Ref. 3893

Patek Philippe Yellow Gold Calatrava Ref. 3893

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904 - The Keystone Watches

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

Patek Philippe Yellow Gold and Enamel Pocket Watch, Circa 1904

$9,750 USD
 

Patek Steel UFO Automatic Backwind Watch Ref. 3580 with Blue Dial (New Arrival)

Patek Steel UFO Automatic Backwind Watch Ref. 3580 with Blue Dial (New Arrival)

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial - The Keystone Watches

Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial

Patek Philippe Yellow Gold Pocket Watch with Guilloche Dial

$9,750 USD
 

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Platinum Annual Calendar Chronograph Watch Ref. 5960

Sold Out

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

Patek Philippe Rose Gold World Time Cloisonne Watch Ref. 5131

Patek Philippe Rose Gold World Time Cloisonne Watch Ref. 5131

Sold Out

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

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

Patek Philippe Annual Calendar Chronograph Watch Ref. 5960

$45,000 USD
 

Patek Philippe Rose Gold Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204

Patek Philippe Rose Gold Perpetual Calendar Split Seconds Chronograph Watch Ref. 5204

Sold Out

 

Patek Philippe White Gold Gondolo Ref. 5010

Patek Philippe White Gold Gondolo Ref. 5010

$18,000 USD
 

Patek Philippe White Gold World Time Ref. 5110

Patek Philippe White Gold World Time Ref. 5110

Sold Out

 
Patek Philippe - Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213 - The Keystone Watches

Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213

Patek Philippe White Gold Grand Complication Minute Repeater Watch Ref. 5213

Sold Out

 

Patek Philippe White Gold Ellipse Ref. 3598

Patek Philippe White Gold Ellipse Ref. 3598

Sold Out

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New Arrivals Preview
 
Piaget - Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival) - The Keystone Watches

Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival)

Piaget White Gold Mechanical Bracelet Watch Ref. P10178 (New Arrival)

$10,750 USD
 
Piaget - Piaget White Gold Watch Ref. 80131 (New Arrival) - The Keystone Watches

Piaget White Gold Watch Ref. 80131 (New Arrival)

Piaget White Gold Watch Ref. 80131 (New Arrival)

$9,500 USD
 
Omega - Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival) - The Keystone Watches

Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival)

Omega Yellow Gold Automatic Watch Retailed by Turler (New Arrival)

$4,950 USD
 
Breguet - Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL) - The Keystone Watches

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

Breguet Yellow Gold Classique Ref. 3210 (NEW ARRIVAL)

$7,200 USD
 
Audemars Piguet - Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival) - The Keystone Watches

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

Audemars Piguet White Gold Round Watch with Beaded Bracelet and Pave Diamond and Sapphire Dial (New Arrival)

$9,800 USD
 
Louis Vuitton - Louis Vuitton Green Ceramic Monterey II (New Arrival) - The Keystone Watches

Louis Vuitton Green Ceramic Monterey II (New Arrival)

Louis Vuitton Green Ceramic Monterey II (New Arrival)

$8,800 USD
 
Omega - Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival) - The Keystone Watches

Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival)

Omega Yellow Gold Vintage Pocket Watch 1182.61 (New Arrival)

$6,500 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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