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
HOLY GRAILS
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
HOLY GRAILS
RECENTLY SOLD
PASSING TIME
ABOUT US

Cart

Your cart is empty.

Continue browsing

Shipping & taxes calculated at checkout

Sort

  • Featured
  • Most relevant
  • 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

 
 
 
$
-
$
 
Patek Philippe White Gold Calatrava Ref. 3445 in Minty Condition (New Arrival)

Patek Philippe White Gold Calatrava Ref. 3445 in Minty Condition (New Arrival)

Patek Philippe White Gold Calatrava Ref. 3445 in Minty Condition (New Arrival)

Sold Out

 
Patek Philippe White Gold Calatrava Ref. 3423 (New Arrival)

Patek Philippe White Gold Calatrava Ref. 3423 (New Arrival)

Patek Philippe White Gold Calatrava Ref. 3423 (New Arrival)

$35,000 USD
 
Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5951P

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5951P

Patek Philippe Platinum Split Seconds Chronograph Watch Ref. 5951P

$450,000 USD
 
Patek Philippe White Gold Ref. 3644 with Roman Numerals (New Arrival)

Patek Philippe White Gold Ref. 3644 with Roman Numerals (New Arrival)

Patek Philippe White Gold Ref. 3644 with Roman Numerals (New Arrival)

Sold Out

 
Cartier Yellow Gold Tigers Eye Tank Watch, by Piaget (New Arrival)

Cartier Yellow Gold Tigers Eye Tank Watch, by Piaget (New Arrival)

Cartier Yellow Gold Tigers Eye Tank Watch, by Piaget (New Arrival)

Sold Out

 
Patek Philippe Yellow Gold Chronograph Watch Ref. 1506, Circa 1942

Patek Philippe Yellow Gold Chronograph Watch Ref. 1506, Circa 1942

Patek Philippe Yellow Gold Chronograph Watch Ref. 1506, Circa 1942

$450,000 USD
 
Patek Philippe Yellow Gold Calatrava Black Dial Scallop Bracelet Watch Ref. 2526

Patek Philippe Yellow Gold Calatrava Black Dial Scallop Bracelet Watch Ref. 2526

Patek Philippe Yellow Gold Calatrava Black Dial Scallop Bracelet Watch Ref. 2526

$275,000 USD
 
Vacheron Constantin Platinum Perpetual Calendar Diamond & Sapphire Watch Ref. 43031

Vacheron Constantin Platinum Perpetual Calendar Diamond & Sapphire Watch Ref. 43031

Vacheron Constantin Platinum Perpetual Calendar Diamond & Sapphire Watch Ref. 43031

$85,000 USD
 
Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526

Patek Philippe Yellow Gold Enamel Dial Calatrava Watch Ref. 2526

Sold Out

 
Hermes Yellow Gold Bracelet Watch

Hermes Yellow Gold Bracelet Watch

Hermes Yellow Gold Bracelet Watch

$19,750 USD
 
Piaget Yellow Gold Pendent with Coral Dial

Piaget Yellow Gold Pendent with Coral Dial

Piaget Yellow Gold Pendent with Coral Dial

Sold Out

 
Patek Philippe Perpetual Calendar Watch Ref. 3448, Late Series with Sapphire Crystal

Patek Philippe Perpetual Calendar Watch Ref. 3448, Late Series with Sapphire Crystal

Patek Philippe Perpetual Calendar Watch Ref. 3448, Late Series with Sapphire Crystal

$275,000 USD
 
Patek Philippe Yellow Gold Hand-Engraved Ellipse Pocket Watch Ref. 874

Patek Philippe Yellow Gold Hand-Engraved Ellipse Pocket Watch Ref. 874

Patek Philippe Yellow Gold Hand-Engraved Ellipse Pocket Watch Ref. 874

$55,000 USD
 
Patek Philippe Rose Gold Calatrava Ref. 5196 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 5196 (New Arrival)

Patek Philippe Rose Gold Calatrava Ref. 5196 (New Arrival)

Sold Out

 
Patek Philippe White Gold Ellipse Ref. 3745 (New Arrival)

Patek Philippe White Gold Ellipse Ref. 3745 (New Arrival)

Patek Philippe White Gold Ellipse Ref. 3745 (New Arrival)

Sold Out

 
Piaget White Gold Watch Ref. 93414 with Diamonds and Sapphires

Piaget White Gold Watch Ref. 93414 with Diamonds and Sapphires

Piaget White Gold Watch Ref. 93414 with Diamonds and Sapphires

Sold Out

 
Cartier Yellow Gold Ronde Escalier, Circa 1940

Cartier Yellow Gold Ronde Escalier, Circa 1940

Cartier Yellow Gold Ronde Escalier, Circa 1940

$19,500 USD
 
Cartier Platinum Tank Salmon Dial Ref. 16011 (New Arrival)

Cartier Platinum Tank Salmon Dial Ref. 16011 (New Arrival)

Cartier Platinum Tank Salmon Dial Ref. 16011 (New Arrival)

Sold Out

 
Patek Philippe Yellow Gold Skeleton Enamel Pocket Watch Ref. 899

Patek Philippe Yellow Gold Skeleton Enamel Pocket Watch Ref. 899

Patek Philippe Yellow Gold Skeleton Enamel Pocket Watch Ref. 899

$145,000 USD
 
Patek Philippe Yellow Gold Diamond Sapphire Watch, Ref. 3319

Patek Philippe Yellow Gold Diamond Sapphire Watch, Ref. 3319

Patek Philippe Yellow Gold Diamond Sapphire Watch, Ref. 3319

$20,000 USD
 
Cartier White Gold Astrotourbillon Ref. W1556204 (New Arrival)

Cartier White Gold Astrotourbillon Ref. W1556204 (New Arrival)

Cartier White Gold Astrotourbillon Ref. W1556204 (New Arrival)

$42,000 USD
 
Rolex - Rolex Yellow Gold Datejust Ref. 6913 with Oxblood Stella Dial - The Keystone Watches

Rolex Yellow Gold Datejust Ref. 6913 with Oxblood Stella Dial

Rolex Yellow Gold Datejust Ref. 6913 with Oxblood Stella Dial

$25,000 USD
  • ​
  • 1
  • …
  • 13
  • 14
  • 15
  • 16
  • 17
  • …
  • 161
  • ​
New Arrivals Preview
 
Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

Rolex Yellow Gold Queen Midas Watch Ref. 4314 with Lapis and Diamond Dial (New Arrival)

$38,000 USD
 
Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

Patek Philippe White Gold Baguette Diamond Watch Ref. 3540 (New Arrival)

$30,000 USD
 
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)

Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival)

$60,000 USD
 
Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

Breguet Cushion Shaped Diver 200m Watch (New Arrival)

$58,000 USD
 
Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival)

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
 
Cartier Yellow Gold Tank Normale Bracelet Watch  Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

Cartier Yellow Gold Tank Normale Bracelet Watch Ref. 78092 (New Arrival)

$36,000 USD
 
Cartier - Cartier Yellow Gold Tank Reverso (New Arrival) - The Keystone Watches

Cartier Yellow Gold Tank Reverso (New Arrival)

Cartier Yellow Gold Tank Reverso (New Arrival)

$34,500 USD
Shop all New Arrivals Preview

SHOP

  • BY BRAND
  • NEW ARRIVALS
  • HOLY GRAILS
  • RECENTLY SOLD
  • PASSING TIME
  • ABOUT US

Terms & Conditions

  • SEARCH
  • SELL TO US
  • ABOUT US
  • CONTACT US
  • TERMS & CONDITIONS

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 €)
  • 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 2026