Manufacturer ETA / Valjoux Caliber Number 7754 Base Caliber 7750 Movement Type Automatic, self-winding mechanical Lignes 13 1/4”’ Diameter 30mm...
U-Boat
Manufacturer U-Boat Caliber Number U-28 Base Caliber ETA 2824-2 Vibrations Per Hour 28,800 bph Power Reserve 38 hours Jewels 25...
Recent Comments
Can I ask what case you used for that? I'm struggling to find cases for…
It's 72 hours power reserve and 25,200 beats per hour.
Cuervo y Sobrinos, Historiador San Rafael = Base SW240-1. 3 hand w/ day/date
Mine has been running 0 seconds deviation for 3 weeks. Unbelievable.
Many Thanks most useful
Isn't there also a quartz Miyota movement named 6T28? Or is it not Miyota? I…
A broken mainspring would render the watch inoperable. Must be a different issue. Any comments…