Manufacturer Minerva Caliber Number 17/22, 17-22, 17’22 Movement Type Mechanical, manual-wind Lignes 17”’ Jewel Count 17 jewels Beat Rate / Frequency 18,000 bph / 2.5 Hz Lift Angle Unconfirmed Power
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Brand Hangzhou (various factories?) Caliber Number 2350, HZ2350 Movement Type Automatic, self-winding mechanical Lignes 12.25”’ Diameter 27.4mm Height 6.56mm Jewel Count 20 jewels (unconfirmed) Beat Rate / Frequency 21,600 bph
Manufacturer Sea-Gull (see below) Caliber Number X5021 Movement Type Automatic, self-winding mechanical Diameter Unconfirmed Height Unconfirmed Jewel Count Unconfirmed Beat Rate / Frequency 21,600 bph / 3 Hz Lift Angle
Manufacturer Seiko Caliber Number 6119, 6119A, 6119B, 6119C Base Caliber Seiko 6106A Movement Type Automatic, self-winding mechanical Lignes 12”’ Diameter 27mm Height 5.15mm Jewel Count 21 jewels Beat Rate /
Brand Bulova Caliber Number NM10 Movement Type Quartz, battery-powered Jewel Count 8 Frequency 262,144 Hz (262 kHz) Beats Per Second 16 Accuracy Rating “Seconds per year” (see below) Battery Cell
Manufacturer Elgin Nat’l Watch Co. Caliber Number Grade 119 Movement Type Hunter style (crown at 3:00) Model 2 Size 6S Jewel Count 11J Beat Rate 18,000 bph Winding Type Crown
Manufacturer PUW (Pforzheimer Uhren-Rohwerke GmbH) Caliber Number 461 Movement Type Mechanical, manual-wind Lignes 11.5”’ Diameter 26mm Height 3.7mm Jewel Count 17 / 21 jewels Beat Rate / Frequency 18,000 bph
Brand Krayon Caliber Number C030 Movement Type Manual-wind, mechanical Diameter 35.4mm Height 5mm Jewel Count 55 jewels Total Parts 432 components Beat Rate / Frequency 21,600 bph / 3 Hz
Brand Casio G-Shock Caliber Number Module 5081 Movement Type Quartz, solar powered Display Analog, digital (ana-digi) Screen Type LCD Battery Number CR1220 Battery Life 2 years Low Battery Indicator? Yes
Manufacturer Heuer Caliber Number 12 Based On Heuer cal. 11 Movement Type Automatic, self-winding mechanical, micro-rotor Lignes 13.75”’ Diameter 31mm Height 7.7mm Jewel Count 17 jewels Beat Rate / Frequency
Manufacturer Breguet Caliber Number 187M1 Movement Type Mechanical, manual-wind, tourbillon Diameter 30mm Height 4.8mm (2.2mm for the tourbillon) Jewel Count 23 jewels Total Components 183 parts Beat Rate / Frequency
Manufacturer ETA Caliber Number 805.161 Movement Type Quartz, battery-powered Lignes 11.5”’ Overall Diameter 26.2mm Casing Diameter 25.6mm Height 3.65mm (3.7mm w/ battery, 5.66mm total) Jewel Count 1 jewel (some may
Manufacturer ETA Caliber Number 803.161 Movement Type Quartz, battery-powered Lignes 8.75”’ Diameter 19.4mm Height 3.65mm Jewel Count 0 jewels Frequency 32,768 Hz Battery Cell # 377 Battery Life Unconfirmed Hand
Manufacturer ETA Caliber Number 804.192 Movement Type Quartz, battery-powered Lignes 10.5”’ Diameter 23.3mm Height 4.05mm (4.10mm w/ battery) Jewel Count 0 jewels Frequency 32,768 Hz Battery Cell # 396 Battery
Brand Breitling Caliber Number B10, B-10 In-House? No Base Caliber ETA 2892-A2 or Sellita SW300-1 Movement Type Automatic, self-winding mechanical Chronometer Spec? Yes (via COSC) Lignes 11 1/2”’ Diameter 25.6mm
Sources
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