Brand Orient Star Caliber Number 40S62 Manufacturer Epson (Seiko Instruments Inc.) Movement Type Automatic, self-winding mechanical Jewel Count 24 Beat Rate / Frequency 21,600 vph / 3 Hz Lift Angle
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Brand TAG Heuer Caliber Number TH31-02 In-House? No Manufacturer Sellita Manufacture AMT Movement Type Automatic, self-winding mechanical COSC? No Jewel Count 30 Beat Rate / Frequency 28,800 vph / 4
Brand Frederique Constant Caliber Number FC-220 In-House? No Base Caliber Ronda 515, Ronda 505, Ronda 1016 (see below…) Movement Type Quartz, battery-powered Jewel Count 1 or 8 Frequency 32,768 Hz
Manufacturer Sea-Gull Caliber Number ST1780, ST-1780, TY2714 Movement Type Automatic, self-winding mechanical Diameter Unconfirmed Height 6.26mm Jewel Count 28 jewels Beat Rate / Frequency 21,600 bph / 3 Hz Lift
Manufacturer Grand Seiko Caliber Number 9RB2, 9RB2A Movement Type Spring Drive, hybrid automatic Diameter 30mm Height 5.02mm Jewel Count 34 jewels Accuracy Rating +/- 20 seconds/year Power Reserve 72 hours
Manufacturer Rolex Year Introduced 2025 Calibers Rolex 7135 Known Materials Nickel phosphorus alloy, ceramic (balance staff) Known Models Rolex Land-Dweller (Ref: 127334) (Add your watch to the comments below…) The
Manufacturer Rolex Caliber Number 7135 Base Caliber Rolex 7140 In-House? Yes Movement Type Automatic, self-winding mechanical Chronometer Spec? Yes (Superlative Chronometer = COSC + Rolex certification) Jewel Count 39 jewels
Brand Breitling Caliber Number B31 Movement Type Automatic, self-winding mechanical Chronometer Spec? Yes (COSC) Diameter 28.4mm Height 4.8mm Jewel Count 26 jewels Beat Rate / Frequency 28,800 bph / 4
Brand Cartier Caliber Number 78-1, 78/1 In-House? No Base Caliber ETA 2512-1 Movement Type Mechanical, manual-wind Lignes 7.75”’ Overall Diameter 17.5mm Casing Diameter 17.2mm Height 2.85mm Jewel Count 17 jewels
Manufacturer Seiko Caliber Number A904, A904A, A 904 Movement Type Digital, quartz Diameter 27.4mm Height 4.8mm Jewel Count No jewels (0) Accuracy Rating +/- 20 seconds per month Battery Cell
Brand Tissot Caliber Number 744 Base Caliber ETA 2551 Movement Type Automatic, self-winding mechanical Lignes 7.75”’ Overall Diameter 17.5mm Casing Diameter 17.2mm Height 4.5mm Jewel Count 21 jewels Beat Rate
Manufacturer Tianjin Sea-Gull Caliber Number ST18, ST18XX, TY26, TY26XX Movement Type Automatic, self-winding mechanical Based On ETA 2892A2 Diameter 25.6mm Height 3.91mm Jewel Count 21/24 jewels Total Parts 172 components
Manufacturer Citizen Caliber Number U822 Movement Type Quartz, solar-powered Jewel Count Unconfirmed Frequency 32,768 Hz Accuracy Rating +/- 15 seconds/month Power Reserve ~1 year on a full charge (3 yrs
Brand Liudas Norkus Caliber Number LN1, LN-01 Movement Type Mechanical, manual-wind, regulateur style In-House? No Exclusive? Yes Base Caliber Seagull ST3600 Diameter Unconfirmed Height Unconfirmed Jewel Count 17 jewels Beat
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