The Tsuyosa 60 in a smaller 37mm stainless steel case, with a black sunray dial, a date at 3 o'clock and Citizen's automatic calibre 8310 with a 60-hour power reserve.
Reference: NK0030-51E
Collection: Citizen Tsuyosa 60
Movement: automatic, Citizen calibre 8310
Power reserve: 60 hours
Case: 37mm, stainless steel
Dial: black
Crystal: sapphire
Water resistance: 5 bar
Features: exhibition caseback, sapphire with date magnifier, integrated bracelet
Bracelet: stainless steel band, fold over clasp with push button
