ETA 7750
37:54
Réparer une Breitling Chronomat !!! Valjoux 7750
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~1980's USSR 1MWF Poljot(Signal) 2612.1 18j Movement - Disassembly
26:52
Tag Heuer Calibre 16. Eta 7750 Parte 1. Service y Reparacion.
13:45
Waterbury clock
10:12
手表机芯中的常青树，能打的7750机芯还要再用五十年？
24:24
Q4-56 USSR Chelyabinsk Watch Factory Molnija ChK-6 cal.3602 15j Movement - Disassembly&Dial Repair
9:28
Seth Thomas American ship clock
15:50