Brand Ball Watch Company Caliber Number RRM7309-C Movement Type Automatic, self-winding mechanical Chronometer? Yes COSC? Yes Diameter 34.24mm Height 5.16mm...
Chronometer
Manufacturer Breitling Caliber Number B04 Base Caliber Breitling B01 In-House? Yes Certified Chronometer? Yes Vibrations Per Hour 28,800 bph Power...
What is the difference between a chronometer and a chronograph? While they both share the same root word chrono, a...
In the watch community, COSC and chronometer are often used interchangeably, sometimes incorrectly. It’s like whiskey and bourbon: all bourbon...
This triple-date Felsa caliber 693 chronometer movement was found in an 18k moonphase calendar chronometer by Record Watch Co. The movement is signed by Favre-Leuba Chronometer Co.
Manufacturer H.K. Precision Technology (HKPT) Caliber Number PT5000 Movement: Automatic Lignes 11.5”’ Diameter 25.60mm Height 4.60mm thick Jewels 25 Power...
Manufacturer Omega Caliber Number 1128, 1128A Base Caliber Omega 1120 (ETA 2892-A2) In-House? No Movement Type Automatic, self-winding mechanical, GMT...
Although this tuning fork movement was designated by Omega as a caliber 1260, the base movement is an ESA (Ebauches S.A) 9164. The ESA 9164 features a day and date. Caliber ESA 9162 (Omega caliber 1250) has a date only.
Manufacturer Omega Caliber Number 3861 In-House? Technically no Based On Lemania caliber 1873 Movement Type Mechanical, manual-wind Chronometer? Yes (Omega...
Manufacturer Omega Caliber Number 8800 In-House? Yes Movement Type Automatic, self-winding mechanical Display Analog Diameter 26mm Jewels 35 Beats Per...
Manufacturer Omega Caliber Number 8801 Base Caliber Omega 8800 In-House? Yes Movement Type Mechanical, manual-wind Display Analog Diameter 26mm Jewels...
Manufacturer Omega Caliber Number 8802 Base Caliber Omega 8800 In-House? Yes Movement Type Automatic Display Analog Diameter 26mm Jewels 35...
Manufacturer Omega Caliber Number 8803 Base Caliber Omega 8800 In-House? Yes Movement Type Automatic Display Analog Diameter 26mm Jewels 35...
Manufacturer Omega Caliber Number 8804 Base Caliber 8800 In-House? Yes Movement Type Automatic, self-winding mechanical Display Analog Jewels 35 Frequency/Beat...
Manufacturer Omega Caliber Number 9900 Replaces Caliber 9300 In-House? Yes Movement Type Automatic, self-winding mechanical Display Analog Diameter 32.5mm Jewels...
Manufacturer Omega Caliber Number 9920 Base Caliber 9900 In-House? Yes Movement Type Automatic, self-winding mechanical Display Analog Diameter 32.5mm (needs...
Brand TAG Heuer Caliber Number 8 Base Caliber ETA 2892-A2 or Soprod A10 (w/ module) Movement Type Automatic In-House? No...
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