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

 
 
 
$
-
$
 
Audemars Piguet - Audemars Piguet Royal Oak Tantalum and Rose Ref. 56175 - The Keystone Watches

Audemars Piguet Royal Oak Tantalum and Rose Ref. 56175

Audemars Piguet Royal Oak Tantalum and Rose Ref. 56175

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Royal Oak Ref. 15500OR - The Keystone Watches

Audemars Piguet Rose Gold Royal Oak Ref. 15500OR

Audemars Piguet Rose Gold Royal Oak Ref. 15500OR

Sold Out

 
Audemars Piguet - Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26388 - The Keystone Watches

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26388

Audemars Piguet Platinum Royal Oak Tourbillon Watch Ref. 26388

Sold Out

 
Audemars Piguet - Audemars Piguet Titanium Royal Oak Tourbillon Watch Ref. 26530 - The Keystone Watches

Audemars Piguet Titanium Royal Oak Tourbillon Watch Ref. 26530

Audemars Piguet Titanium Royal Oak Tourbillon Watch Ref. 26530

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak with Attractive Tropical Watch - The Keystone Watches

Audemars Piguet Steel Royal Oak with Attractive Tropical Watch

Audemars Piguet Steel Royal Oak with Attractive Tropical Watch

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Ruby Royal Oak Ref. 14840 - The Keystone Watches

Audemars Piguet White Gold Ruby Royal Oak Ref. 14840

Audemars Piguet White Gold Ruby Royal Oak Ref. 14840

Sold Out

 
Audemars Piguet - Audemars Piguet Yves Klein Royal Oak Ref. 14790 - The Keystone Watches

Audemars Piguet Yves Klein Royal Oak Ref. 14790

Audemars Piguet Yves Klein Royal Oak Ref. 14790

Sold Out

 
Audemars Piguet - Audemars Piguet White Gold Diamond Skeleton with Original Box and Paper - The Keystone Watches

Audemars Piguet White Gold Diamond Skeleton with Original Box and Paper

Audemars Piguet White Gold Diamond Skeleton with Original Box and Paper

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold and Tantalum Royal Oak Watch Ref. 14790 - The Keystone Watches

Audemars Piguet Rose Gold and Tantalum Royal Oak Watch Ref. 14790

Audemars Piguet Rose Gold and Tantalum Royal Oak Watch Ref. 14790

Sold Out

 

Audemars Piguet Yellow Gold Diamond Watch with Omani Ruler retailed by Asprey

Audemars Piguet Yellow Gold Diamond Watch with Omani Ruler retailed by Asprey

Sold Out

 
Audemars Piguet - Audemars Piguet Frosted Rose Gold Royal Oak Ref. 26239 - The Keystone Watches

Audemars Piguet Frosted Rose Gold Royal Oak Ref. 26239

Audemars Piguet Frosted Rose Gold Royal Oak Ref. 26239

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Royal Oak Ref. 56175BA - The Keystone Watches

Audemars Piguet Yellow Gold Royal Oak Ref. 56175BA

Audemars Piguet Yellow Gold Royal Oak Ref. 56175BA

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold First Automatic Tourbillon Watch - The Keystone Watches

Audemars Piguet Yellow Gold First Automatic Tourbillon Watch

Audemars Piguet Yellow Gold First Automatic Tourbillon Watch

Sold Out

 
Audemars Piguet - Audemars Piguet Royal Oak Tourbillon Watch Ref. 26512 - The Keystone Watches

Audemars Piguet Royal Oak Tourbillon Watch Ref. 26512

Audemars Piguet Royal Oak Tourbillon Watch Ref. 26512

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Automatic Watch, Ref. 4010 with Attractive Spider Dial - The Keystone Watches

Audemars Piguet Steel Automatic Watch, Ref. 4010 with Attractive Spider Dial

Audemars Piguet Steel Automatic Watch, Ref. 4010 with Attractive Spider Dial

Sold Out

 
Audemars Piguet - Audemars Piguet Yellow Gold Day-Date Watch Ref. 25574 - The Keystone Watches

Audemars Piguet Yellow Gold Day-Date Watch Ref. 25574

Audemars Piguet Yellow Gold Day-Date Watch Ref. 25574

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Quantieme Perpetual Metropolis Anniversary Edition - The Keystone Watches

Audemars Piguet Rose Gold Quantieme Perpetual Metropolis Anniversary Edition

Audemars Piguet Rose Gold Quantieme Perpetual Metropolis Anniversary Edition

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Ultra Thin Royal Oak Ref. 15202 with Early Serial Number - The Keystone Watches

Audemars Piguet Steel Ultra Thin Royal Oak Ref. 15202 with Early Serial Number

Audemars Piguet Steel Ultra Thin Royal Oak Ref. 15202 with Early Serial Number

Sold Out

 
Audemars Piguet - Audemars Piguet Rose Gold Jules Audemars Jump Hour Minute Repeater Watch - The Keystone Watches

Audemars Piguet Rose Gold Jules Audemars Jump Hour Minute Repeater Watch

Audemars Piguet Rose Gold Jules Audemars Jump Hour Minute Repeater Watch

Sold Out

 
Audemars Piguet - Audemars Piguet Steel C-Series Royal Oak Ref. 5402 - The Keystone Watches

Audemars Piguet Steel C-Series Royal Oak Ref. 5402

Audemars Piguet Steel C-Series Royal Oak Ref. 5402

Sold Out

 
Audemars Piguet - Audemars Piguet Skeletonized Bird Watch - The Keystone Watches

Audemars Piguet Skeletonized Bird Watch

Audemars Piguet Skeletonized Bird Watch

Sold Out

 
Audemars Piguet - Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers - The Keystone Watches

Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers

Audemars Piguet Steel Royal Oak Ref. 15202 with Box and Papers

Sold Out

  • ​
  • 1
  • …
  • 14
  • 15
  • 16
  • 17
  • 18
  • …
  • 35
  • ​
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 - Vacheron Constantin Yellow Gold Chronograph Watch Ref. 4178 with Important Provenance (New Arrival) - The Keystone Watches

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 - Audemars Piguet White Gold Rectangular Watch with Lapis Watch (New Arrival) - The Keystone Watches

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