Manufacturer Bulova Caliber Number NM50 Movement Type Quartz, battery-powered, Jewel Count 8 (unconfirmed) Frequency 262,144 Hz (262 kHz) Beats Per...
High Accuracy Quartz
Manufacturer ETA Caliber Number F07.411, F07411 Status Phased-out, discontinued Type Quartz, battery-powered COSC? Possible, depends on watch Thermo-Compensated? Yes Linges...
Manufacturer ETA Caliber Number E64.111, E64111 Base Caliber ETA E64.111 Movement Type Quartz, battery-powered Thermocompensated? Possible (see below) Lignes 11.5”’...
Manufacturer Seiko Brand Pulsar Caliber Number Y301, Y301A Movement Type Quartz, high-accuracy quartz Diameter 20mm Casing Diameter 19.5mm Height 1.6mm...
Manufacturer Grand Seiko (Seiko Time Corp.) Caliber Number 9F85, 9F85A In-House? Yes Movement Type Quartz, battery-powered Chronometer Spec? Yes Thermocompensated?...
Manufacturer ETA Caliber Number F06.412, F06412 Type Quartz, battery-powered COSC? Possible, depends on watch Thermo-Compensated? Yes Linges 11.5”’ Overall Diameter...
Manufacturer ETA Caliber Number F06.411, F06411 Type Quartz COSC? Possible, depends on watch Thermo-Compensated? Yes Linges 11.5”’ Overall Diameter 25.6mm...
Manufacturer Seiko Time Corp. Caliber Number 8J42 Type Quartz Jewels 5 / 7 Vibrations Per Hour 32,768Hz Accuracy +/- 10...
Brand Bulova Caliber Number 8137 Manufacturer Citizen Movement Type Quartz, chronograph Jewels 11 Frequency 262.144 kHz Quartz Crystal 3-prong torsional...
Manufacturer Omega Caliber Number 5619, 5619A In-House? Unknown Dimensions Unknown (please add to the comments) Battery Cell Number CR2320 Battery...
Manufacturer Bulova (Citizen) Caliber Number P102 (P102.10, P102.12) Linges 12.5”’ Diameter ~27mm Battery Number CR2016 (3V) Jewels 8 Frequency 262.144...
Manufacturer Omega Caliber Number 1680 Base Caliber ETA 252.511 Type Quartz, “SuperQuartz” Lignes 11.5”’ Battery Number 399 Jewels 11 Thermocompensated...
Manufacturer Grand Seiko Caliber Number 9F62, 9F62A In-House? Yes Accuracy Rating +/-10 seconds per year Battery Number 371 / 370...
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Recent Comments
Used in Invicta I-Force 3330 (2011 variant)
Will do... I did not know that they'll stamp the movement caliper on the surrounding…
Have one in my Hamilton Khaki Aviation. Keeps fantastic time. Crown and stem move smoothly,…
I asked YEMA directly about the reason why cmm.10 has second stop and cmm.20 not.…
Hi JH, thank you for the lift angle find. The specs chart was updated accordingly.
Hi PM, thank you for sharing a picture of your watch and your experience with…
I purchased the Skin Diver Slim over the holidays and discovered that the CMM.20 is…