Manufacturer Unitas Caliber Number 431, UT431, 431-445 Movement Type Mechanical, manual-wind Lignes 18.5”’ Diameter 41.7mm Height 4.7mm Jewel Count Seventeen (17) Beat Rate 18,000, 2.5 Hz Lift Angle 43 degrees
424Articles
Manufacturer ETA Caliber Number 255.411, 255411 Movement Type Quartz, battery powered Lignes 10.5”’ Diameter 23.30mm Thickness 1.95mm Jewels 6 Frequency 32,768 Hz Battery Cell 373 Hand Count 3 Hand Sizes
Manufacturer S. Epson Corp. (Seiko) Caliber Number VX36, VX36A, VX36B, VX36E, etc. Movement Type Quartz, battery-powered Lignes 10.5”’ Diameter 24mm x 21.5mm Casing Diameter 23.3mm Height 3.05mm Jewel Count 0
Manufacturer Seagull Caliber Number TY3600, 3600, ST3600, ST36, ST-3600, ST36 Movement Type Mechanical, manual-wind Lignes 16.5”’ Diameter 37.2mm Height 4.5mm thick Jewel Count 17 Beats per hour 21,600 vph Hand
Brand Longines Caliber Number L893.5 In-House? No Base Caliber ETA A31.501, A31501 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 25.6mm Height 4.6mm Jewel Count 26 Beat Rate 25,200 vph,
What is Lift Angle? The number of degrees the balance wheel turns while making contact with the fork of the escapement. The movement’s list angle is represented in degrees (for
Manufacturer Miyota (Citizen Watch Co., Ltd.) Caliber Number 6T33 Movement Type Mechanical, manual-wind Lignes 8.75”’ Diameter 19.8mm Casing Diameter 19.4mm Height 4.24mm Jewel Count 17 Beat Rate 28,800 vph, 4
Manufacturer Grand Seiko (Seiko Time Corp.) Caliber Number 9F85, 9F85A In-House? Yes Movement Type Quartz, battery-powered Chronometer Spec? Yes Thermocompensated? Yes Jewel Count Nine (9) Frequency 32,768 Hz Accuracy Rating
Manufacturer ETA Caliber Number 2000-1 Movement Type Automatic, self-winding mechanical Lignes 8.75”’ Diameter 19.4mm Height 3.6mm Jewel Count 20 Beat Rate 28,800 vph, 4 Hz Lift Angle 50 degrees Power
Manufacturer ETA Caliber Number 955.102, 955102 Replaces 555.115 Lignes 11.5”’ Diameter 25.6mm Height 2.5mm thick (2.62mm including battery cell) Jewels 7 Frequency 32,768 Hz Battery Cell Number 371 (or 395)
Manufacturer Hampden Caliber Number The Dueber Watch Co. Movement Type Hunter style (crown at 3:00) Model 4 Size 16S Jewel Count 17J Beat Rate 18,000 bph Winding Type Crown and
Manufacturer PTS Resources Ltd. Caliber Number LTTR001, PTS-LTTR001, PTS-LTTR001G Movement Type Automatic, self-winding mechanical Diameter 30.4mm Height 5.25 Jewel Count 20 Beat Rate 21,600 vph Lift Angle Unconfirmed Accuracy Rating
Brand Orient (Seiko Epson) Caliber Number F6L24 In-House? Yes Movement Type Automatic, self-winding mechanical Jewels 22 Vibrations Per Hour 21,600 bph Lift Angle 53 degrees? (needs confirmed) Power Reserve ~40
Manufacturer ETA Caliber Number 2851 Base Caliber ETA 2850 Family ETA 2800 series “Gabarit” Movement Type Mechanical, manual-wind Lignes 11.5”’ Diameter 25.6mm Height 4.3mm Jewel Count Varies Beat Rate 21,600
Manufacturer ETA Caliber Number F06.412, F06412 Type Quartz, battery-powered COSC? Possible, depends on watch Thermo-Compensated? Yes Linges 11.5”’ Overall Diameter 25.6mm Casing Diameter 26.20 Height 2.62mm (with 371 battery) or
Sources
network of watch sites
