Skip to content

213-632-9061    Hello@TheKeystone.com   WhatsApp

The Keystone Watches
Cart $0 (0)
The Keystone Watches
BY BRAND
Patek Philippe ROLEX Audemars Piguet CARTIER OTHER (OMEGA, A. LANGE & SÖHNE, F.P. JOURNE, ETC.) Piaget
NEW ARRIVALS
Objet d'art
RECENTLY SOLD
PASSING TIME
ABOUT US
Search
Cart $0 (0)
BY BRAND
Patek Philippe
ROLEX
Audemars Piguet
CARTIER
OTHER (OMEGA, A. LANGE & SÖHNE, F.P. JOURNE, ETC.)
Piaget
NEW ARRIVALS
Objet d'art
RECENTLY SOLD
PASSING TIME
ABOUT US

Cart

Your cart is empty.

Continue browsing

Shipping & taxes calculated at checkout

Sort

  • Featured
  • Best selling
  • Alphabetically, A-Z
  • Alphabetically, Z-A
  • Price, low to high
  • Price, high to low
  • Date, old to new
  • Date, new to old

Filter

 
 
 
$
-
$
 
A. Lange & Sohne - A. Lange & Sohne White Gold 1815 Annual Calendar Watch Ref. 238.026 - The Keystone Watches

A. Lange & Sohne White Gold 1815 Annual Calendar Watch Ref. 238.026

A. Lange & Sohne White Gold 1815 Annual Calendar Watch Ref. 238.026

Sold Out

 
Cartier - Cartier Yellow Gold Tank Cintree Watch Ref. 4123 (NEW ARRIVAL) - The Keystone Watches

Cartier Yellow Gold Tank Cintree Watch Ref. 4123 (NEW ARRIVAL)

Cartier Yellow Gold Tank Cintree Watch Ref. 4123 (NEW ARRIVAL)

Sold Out

 
A. Lange & Sohne - A. Lange & Sohne White Gold Lange 1 Ref. 101.030 - The Keystone Watches

A. Lange & Sohne White Gold Lange 1 Ref. 101.030

A. Lange & Sohne White Gold Lange 1 Ref. 101.030

Sold Out

 
Vacheron Constantin - Vacheron Constantin White Gold Automatic Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin White Gold Automatic Watch (NEW ARRIVAL)

Vacheron Constantin White Gold Automatic Watch (NEW ARRIVAL)

Sold Out

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

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 3940 - The Keystone Watches

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 3940

Patek Philippe Rose Gold Perpetual Calendar Watch Ref. 3940

Sold Out

 
Vacheron Constantin - Vacheron Constantin Pink Gold Pocket Watch - The Keystone Watches

Vacheron Constantin Pink Gold Pocket Watch

Vacheron Constantin Pink Gold Pocket Watch

Sold Out

 
Patek Philippe - Patek Philippe White Gold World Time Watch Ref. 5110G - The Keystone Watches

Patek Philippe White Gold World Time Watch Ref. 5110G

Patek Philippe White Gold World Time Watch Ref. 5110G

Sold Out

 
Patek Philippe - Patek Philippe Platinum World Time Watch Ref. 5130 - The Keystone Watches

Patek Philippe Platinum World Time Watch Ref. 5130

Patek Philippe Platinum World Time Watch Ref. 5130

Sold Out

 
Rolex - Rolex Platinum and Diamond Day-Date Ref. 18296 - The Keystone Watches

Rolex Platinum and Diamond Day-Date Ref. 18296

Rolex Platinum and Diamond Day-Date Ref. 18296

Sold Out

 
Patek Philippe - Patek Philippe Yellow Gold Calatrava, Ref. 2526 Retailed by Serpico Y Laino - The Keystone Watches

Patek Philippe Yellow Gold Calatrava, Ref. 2526 Retailed by Serpico Y Laino

Patek Philippe Yellow Gold Calatrava, Ref. 2526 Retailed by Serpico Y Laino

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak 50th Anniversary Ref. 26240ST - The Keystone Watches

Audemars Piguet Steel Royal Oak 50th Anniversary Ref. 26240ST

Audemars Piguet Steel Royal Oak 50th Anniversary Ref. 26240ST

Sold Out

 
Rolex - Rolex Yellow Gold Day-Date Ref. 18038 with Blue Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18038 with Blue Dial

Rolex Yellow Gold Day-Date Ref. 18038 with Blue Dial

Sold Out

 
Patek Philippe - Patek Philippe White Gold Lapis Watch Ref. 3733 - The Keystone Watches

Patek Philippe White Gold Lapis Watch Ref. 3733

Patek Philippe White Gold Lapis Watch Ref. 3733

Sold Out

 
IWC - IWC Yellow Gold Perpetual Calendar Tourbillon Da Vinci Ref. 3752 - The Keystone Watches

IWC Yellow Gold Perpetual Calendar Tourbillon Da Vinci Ref. 3752

IWC Yellow Gold Perpetual Calendar Tourbillon Da Vinci Ref. 3752

Sold Out

 
Rolex - Rolex Cosmograph Daytona Aqua Blue Beach Watch Ref. 116519 - The Keystone Watches

Rolex Cosmograph Daytona Aqua Blue Beach Watch Ref. 116519

Rolex Cosmograph Daytona Aqua Blue Beach Watch Ref. 116519

Sold Out

 
Rolex - Rolex Yellow Gold Day-Date Ref. 18038 with Wood Dial - The Keystone Watches

Rolex Yellow Gold Day-Date Ref. 18038 with Wood Dial

Rolex Yellow Gold Day-Date Ref. 18038 with Wood Dial

Sold Out

 
Richard Mille - Richard Mille Rose Gold Tourbillon RM002 - The Keystone Watches

Richard Mille Rose Gold Tourbillon RM002

Richard Mille Rose Gold Tourbillon RM002

Sold Out

 
Rolex - Rolex Yellow Gold Day Date Ref. 18238 (NEW ARRIVAL) - The Keystone Watches

Rolex Yellow Gold Day Date Ref. 18238 (NEW ARRIVAL)

Rolex Yellow Gold Day Date Ref. 18238 (NEW ARRIVAL)

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Vintage Watch Retailed by Gubelin (NEW ARRIVAL) - The Keystone Watches

Audemars Piguet Yellow Gold Vintage Watch Retailed by Gubelin (NEW ARRIVAL)

Audemars Piguet Yellow Gold Vintage Watch Retailed by Gubelin (NEW ARRIVAL)

Sold Out

 
Cartier - Cartier Skeleton Rotonde de Cartier Skeleton Red Enamel Watch, One of 15 Ref. 4173 (NEW ARRIVAL) - The Keystone Watches

Cartier Skeleton Rotonde de Cartier Skeleton Red Enamel Watch, One of 15 Ref. 4173 (NEW ARRIVAL)

Cartier Skeleton Rotonde de Cartier Skeleton Red Enamel Watch, One of 15 Ref. 4173 (NEW ARRIVAL)

Sold Out

 
Audemars Piguet - Audemars Piguet Platinum 150th Anniversary Tourbillon Watch Ref. 25964 - The Keystone Watches

Audemars Piguet Platinum 150th Anniversary Tourbillon Watch Ref. 25964

Audemars Piguet Platinum 150th Anniversary Tourbillon Watch Ref. 25964

Sold Out

 
Cartier - Cartier CPCP White Gold Tank Monopoussoir Chronograph Ref. 3078 - The Keystone Watches

Cartier CPCP White Gold Tank Monopoussoir Chronograph Ref. 3078

Cartier CPCP White Gold Tank Monopoussoir Chronograph Ref. 3078

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Moskow Perpetual Equation of Time Ref. 25934 - The Keystone Watches

Audemars Piguet White Gold Moskow Perpetual Equation of Time Ref. 25934

Audemars Piguet White Gold Moskow Perpetual Equation of Time Ref. 25934

Sold Out

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

Patek Philippe Yellow Gold World Time Watch Ref. 5110

Patek Philippe Yellow Gold World Time Watch Ref. 5110

Sold Out

 
Cartier - Cartier Rose Gold Flying Tourbillon Watch Ref W1580046 - The Keystone Watches

Cartier Rose Gold Flying Tourbillon Watch Ref W1580046

Cartier Rose Gold Flying Tourbillon Watch Ref W1580046

$58,000 USD
 
Patek Philippe - Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140 (NEW ARRIVAL) - The Keystone Watches

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140 (NEW ARRIVAL)

Patek Philippe White Gold Perpetual Calendar Watch Ref. 5140 (NEW ARRIVAL)

Sold Out

 
Cartier - Cartier White Gold Rotonde Jump Hour Ref. 2953 (NEW ARRIVAL) - The Keystone Watches

Cartier White Gold Rotonde Jump Hour Ref. 2953 (NEW ARRIVAL)

Cartier White Gold Rotonde Jump Hour Ref. 2953 (NEW ARRIVAL)

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Frosted Rainbow Royal Oak Ref. 15468 (NEW ARRIVAL) - The Keystone Watches

Audemars Piguet White Gold Frosted Rainbow Royal Oak Ref. 15468 (NEW ARRIVAL)

Audemars Piguet White Gold Frosted Rainbow Royal Oak Ref. 15468 (NEW ARRIVAL)

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Cobra Watch - The Keystone Watches

Audemars Piguet White Gold Cobra Watch

Audemars Piguet White Gold Cobra Watch

Sold Out

 
Patek Philippe - Patek Philippe Steel Nautilus Ref. 3710 - The Keystone Watches

Patek Philippe Steel Nautilus Ref. 3710

Patek Philippe Steel Nautilus Ref. 3710

Sold Out

 
Vacheron Constantin - Vacheron Constantin Yellow Gold Mechanical Bracelet Watch (NEW ARRIVAL) - The Keystone Watches

Vacheron Constantin Yellow Gold Mechanical Bracelet Watch (NEW ARRIVAL)

Vacheron Constantin Yellow Gold Mechanical Bracelet Watch (NEW ARRIVAL)

Sold Out

 
Rolex - Rolex Yellow Gold Day Date Ruby Diamond String Dial Ref. 18238 (NEW ARRIVAL) - The Keystone Watches

Rolex Yellow Gold Day Date Ruby Diamond String Dial Ref. 18238 (NEW ARRIVAL)

Rolex Yellow Gold Day Date Ruby Diamond String Dial Ref. 18238 (NEW ARRIVAL)

Sold Out

 
Audemars Piguet - Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26510 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26510

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26510

Sold Out

 
Patek Philippe - Patek Philippe Rose Gold Aquanaut Watch Ref. 5164 - The Keystone Watches

Patek Philippe Rose Gold Aquanaut Watch Ref. 5164

Patek Philippe Rose Gold Aquanaut Watch Ref. 5164

Sold Out

 
Cartier - Cartier Yellow Gold Tonneau Watch - The Keystone Watches

Cartier Yellow Gold Tonneau Watch

Cartier Yellow Gold Tonneau Watch

Sold Out

  • ​
  • 1
  • …
  • 42
  • 43
  • 44
  • 45
  • 46
  • …
  • 87
  • ​
New Arrivals Preview
 

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

Patek Philippe White Gold Golden Ellipse Watch Ref. 3644 on Chain JPE Band (New Arrival)

$11,500 USD
 
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
 

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

SHOP

  • BY BRAND
  • NEW ARRIVALS
  • Objet d'art
  • RECENTLY SOLD
  • PASSING TIME
  • ABOUT US

Terms & Conditions

  • SEARCH
  • SELL TO US
  • ABOUT US
  • CONTACT US
  • TERMS & CONDITIONS
  • Do not sell my personal information

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.

Currency

  • Afghanistan (AF ؋)
  • Åland Islands (AX €)
  • Albania (AL L)
  • Algeria (DZ د.ج)
  • Andorra (AD €)
  • Angola (AO $)
  • Anguilla (AI $)
  • Antigua & Barbuda (AG $)
  • Argentina (AR $)
  • Armenia (AM դր.)
  • Aruba (AW ƒ)
  • Ascension Island (AC £)
  • Australia (AU $)
  • Austria (AT €)
  • Azerbaijan (AZ ₼)
  • Bahamas (BS $)
  • Bahrain (BH $)
  • Bangladesh (BD ৳)
  • Barbados (BB $)
  • Belarus (BY $)
  • Belgium (BE €)
  • Belize (BZ $)
  • Benin (BJ Fr)
  • Bermuda (BM $)
  • Bhutan (BT $)
  • Bolivia (BO Bs.)
  • Bosnia & Herzegovina (BA КМ)
  • Botswana (BW P)
  • Brazil (BR $)
  • British Indian Ocean Territory (IO $)
  • British Virgin Islands (VG $)
  • Brunei (BN $)
  • Bulgaria (BG лв.)
  • Burkina Faso (BF Fr)
  • Burundi (BI Fr)
  • Cambodia (KH ៛)
  • Cameroon (CM CFA)
  • Canada (CA $)
  • Cape Verde (CV $)
  • Caribbean Netherlands (BQ $)
  • Cayman Islands (KY $)
  • Central African Republic (CF CFA)
  • Chad (TD CFA)
  • Chile (CL $)
  • China (CN ¥)
  • Christmas Island (CX $)
  • Cocos (Keeling) Islands (CC $)
  • Colombia (CO $)
  • Comoros (KM Fr)
  • Congo - Brazzaville (CG CFA)
  • Congo - Kinshasa (CD Fr)
  • Cook Islands (CK $)
  • Costa Rica (CR ₡)
  • Côte d’Ivoire (CI Fr)
  • Croatia (HR €)
  • Curaçao (CW ƒ)
  • Cyprus (CY €)
  • Czechia (CZ Kč)
  • Denmark (DK kr.)
  • Djibouti (DJ Fdj)
  • Dominica (DM $)
  • Dominican Republic (DO $)
  • Ecuador (EC $)
  • Egypt (EG ج.م)
  • El Salvador (SV $)
  • Equatorial Guinea (GQ CFA)
  • Eritrea (ER $)
  • Estonia (EE €)
  • Eswatini (SZ $)
  • Ethiopia (ET Br)
  • Falkland Islands (FK £)
  • Faroe Islands (FO kr.)
  • Fiji (FJ $)
  • Finland (FI €)
  • France (FR €)
  • French Guiana (GF €)
  • French Polynesia (PF Fr)
  • French Southern Territories (TF €)
  • Gabon (GA Fr)
  • Gambia (GM D)
  • Georgia (GE $)
  • Germany (DE €)
  • Ghana (GH $)
  • Gibraltar (GI £)
  • Greece (GR €)
  • Greenland (GL kr.)
  • Grenada (GD $)
  • Guadeloupe (GP €)
  • Guatemala (GT Q)
  • Guernsey (GG £)
  • Guinea (GN Fr)
  • Guinea-Bissau (GW Fr)
  • Guyana (GY $)
  • Haiti (HT $)
  • Honduras (HN L)
  • Hong Kong SAR (HK $)
  • Hungary (HU Ft)
  • Iceland (IS kr)
  • India (IN ₹)
  • Indonesia (ID Rp)
  • Iraq (IQ $)
  • Ireland (IE €)
  • Isle of Man (IM £)
  • Israel (IL ₪)
  • Italy (IT €)
  • Jamaica (JM $)
  • Japan (JP ¥)
  • Jersey (JE $)
  • Jordan (JO $)
  • Kazakhstan (KZ ₸)
  • Kenya (KE KSh)
  • Kiribati (KI $)
  • Kosovo (XK €)
  • Kuwait (KW $)
  • Kyrgyzstan (KG som)
  • Laos (LA ₭)
  • Latvia (LV €)
  • Lebanon (LB ل.ل)
  • Lesotho (LS $)
  • Liberia (LR $)
  • Libya (LY $)
  • Liechtenstein (LI CHF)
  • Lithuania (LT €)
  • Luxembourg (LU €)
  • Macao SAR (MO P)
  • Madagascar (MG $)
  • Malawi (MW MK)
  • Malaysia (MY RM)
  • Maldives (MV MVR)
  • Mali (ML Fr)
  • Malta (MT €)
  • Martinique (MQ €)
  • Mauritania (MR $)
  • Mauritius (MU ₨)
  • Mayotte (YT €)
  • Mexico (MX $)
  • Moldova (MD L)
  • Monaco (MC €)
  • Mongolia (MN ₮)
  • Montenegro (ME €)
  • Montserrat (MS $)
  • Morocco (MA د.م.)
  • Mozambique (MZ $)
  • Myanmar (Burma) (MM K)
  • Namibia (NA $)
  • Nauru (NR $)
  • Nepal (NP Rs.)
  • Netherlands (NL €)
  • New Caledonia (NC Fr)
  • New Zealand (NZ $)
  • Nicaragua (NI C$)
  • Niger (NE Fr)
  • Nigeria (NG ₦)
  • Niue (NU $)
  • Norfolk Island (NF $)
  • North Macedonia (MK ден)
  • Norway (NO $)
  • Oman (OM $)
  • Pakistan (PK ₨)
  • Palestinian Territories (PS ₪)
  • Panama (PA $)
  • Papua New Guinea (PG K)
  • Paraguay (PY ₲)
  • Peru (PE S/)
  • Philippines (PH ₱)
  • Pitcairn Islands (PN $)
  • Poland (PL zł)
  • Portugal (PT €)
  • Qatar (QA ر.ق)
  • Réunion (RE €)
  • Romania (RO Lei)
  • Russia (RU $)
  • Rwanda (RW FRw)
  • Samoa (WS T)
  • San Marino (SM €)
  • São Tomé & Príncipe (ST Db)
  • Saudi Arabia (SA ر.س)
  • Senegal (SN Fr)
  • Serbia (RS РСД)
  • Seychelles (SC $)
  • Sierra Leone (SL Le)
  • Singapore (SG $)
  • Sint Maarten (SX ƒ)
  • Slovakia (SK €)
  • Slovenia (SI €)
  • Solomon Islands (SB $)
  • Somalia (SO $)
  • South Africa (ZA $)
  • South Georgia & South Sandwich Islands (GS £)
  • South Korea (KR ₩)
  • South Sudan (SS $)
  • Spain (ES €)
  • Sri Lanka (LK ₨)
  • St. Barthélemy (BL €)
  • St. Helena (SH £)
  • St. Kitts & Nevis (KN $)
  • St. Lucia (LC $)
  • St. Martin (MF €)
  • St. Pierre & Miquelon (PM €)
  • St. Vincent & Grenadines (VC $)
  • Sudan (SD $)
  • Suriname (SR $)
  • Svalbard & Jan Mayen (SJ $)
  • Sweden (SE kr)
  • Switzerland (CH CHF)
  • Taiwan (TW $)
  • Tajikistan (TJ ЅМ)
  • Tanzania (TZ Sh)
  • Thailand (TH ฿)
  • Timor-Leste (TL $)
  • Togo (TG Fr)
  • Tokelau (TK $)
  • Tonga (TO T$)
  • Trinidad & Tobago (TT $)
  • Tristan da Cunha (TA £)
  • Tunisia (TN $)
  • Türkiye (TR $)
  • Turkmenistan (TM $)
  • Turks & Caicos Islands (TC $)
  • Tuvalu (TV $)
  • U.S. Outlying Islands (UM $)
  • Uganda (UG USh)
  • Ukraine (UA ₴)
  • United Arab Emirates (AE د.إ)
  • United Kingdom (GB £)
  • United States (US $)
  • Uruguay (UY $U)
  • Uzbekistan (UZ so'm)
  • Vanuatu (VU Vt)
  • Vatican City (VA €)
  • Venezuela (VE $)
  • Vietnam (VN ₫)
  • Wallis & Futuna (WF Fr)
  • Western Sahara (EH د.م.)
  • Yemen (YE ﷼)
  • Zambia (ZM $)
  • Zimbabwe (ZW $)
© The Keystone Watches 2025