Brand Ingersoll Caliber Number IN 520 Base Caliber Hangzhou HZ2350 Movement Type Automatic Jewels 20 Power Reserve 30 hours Vibrations...
520
Brand Eterna Caliber Number 520U Base Caliber Eterna 520 Movement Type Manual wind, mechanical Diameter 12”’ (26.5mm) Thickness 4mm Jewels...
Brand Ingersoll Caliber Number IN 523 Base Caliber Dixmont Guangzhou DG3836-6D Movement Type Automatic Jewels 22 Power Reserve Unknown (comment...