ETA Caliber 7754Manufacturer ETA / Valjoux Caliber Number 7754 Base Caliber 7750 Movement Type Automatic, self-winding mechanical Lignes 13 1/4”’ Diameter 30mm...Automatic 86
U-Boat Caliber U-28Manufacturer U-Boat Caliber Number U-28 Base Caliber ETA 2824-2 Vibrations Per Hour 28,800 bph Power Reserve 38 hours Jewels 25...Automatic 07
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