Brand Frederique Constant Caliber Number FC-391, FC391 In-House? No Base Caliber Manufacture la Joux-Perret LJP L110 Movement Type Automatic, self-winding...
28,800 vph / 4 Hz
Watch movements with a beat rate of 28,800 vph / 4 Hz.
Manufacturer Sea-Gull Caliber Number ST2108 Base Caliber Seagull ST2130 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 26mm Jewel Count...
Brand TAG Heuer Caliber Number TH31-02 In-House? No Manufacturer Sellita Manufacture AMT Movement Type Automatic, self-winding mechanical COSC? No Jewel...
Brand Breitling Caliber Number B31 Manufacturer Sellita AMT Movement Type Automatic, self-winding mechanical Chronometer Spec? Yes (COSC) Diameter 28.4mm Height...
Manufacturer Tianjin Sea-Gull Caliber Number ST18, ST18XX, TY26, TY26XX Movement Type Automatic, self-winding mechanical Based On ETA 2892A2 Diameter 25.6mm...
Manufacturer Seiko Caliber Number 8L45, 8L45A Base Caliber Grand Seiko 9S65 Evolution Of Seiko 8L35 In-House? Yes Movement Type Automatic,...
Brand Yema Caliber Number CMM.20 In-House? (See below…) Movement Type Micro-rotor automatic, self-winding mechanical Diameter 32.2mm Height 3.7mm Jewel Count...
Brand Frederique Constant Caliber Number FC-310 In-House? No Base Caliber Sellita SW200-1 AJ Movement Type Automatic, self-winding mechanical Lignes 11.5”’...
Manufacturer Sellita Caliber Number SW290-1 Base Caliber Sellita SW200-1 Movement Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 25.6mm Height 5.6mm...
Manufacturer Manufacture la Joux-Perret S.A. (MLJP) Caliber Number LJP-G101 Type Automatic, self-winding mechanical Lignes 11.5”’ Diameter 25.6mm Casing Diameter 26mm...
Brand Rolex Caliber Number 3230 Based On Rolex 3130 Movement Type Automatic, self-winding mechanical In-House? Yes Chronometer? Yes (COSC +...
Manufacturer Rolex Caliber Number 3285 Movement Type Automatic, self-winding mechanical In-House? Yes Diameter 28.5mm (needs confirmed) Jewel Count 31 jewels...
Manufacturer ETA Caliber Number 2893-2 Lignes 11.5”’ Diameter 25.6mm Height 4.10mm Jewels 21 Power Reserve 42 hours Beat Rate /...
The Nord Quickindicator model has the caliber NORD N3 automatic movement (ETA 2824 with proprietary module), beating at 28800 vibrations per hour with 25 jewels.
Glashutte Original caliber GO 39-50 found in a Senator Perpetual Calendar watch with 48 jewels with a 21K gold rotor. There are several variations of the caliber 39.
Brand IWC Caliber Number 7922 In-House? No Base Caliber ETA/Valjoux 7750 Movement Type Automatic, self-winding mechanical, chronograph Lignes 13.25”’ Diameter...
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