Citizen Tsuki-yomi A-T Moonphase, Ref. BY1010-81Z

Citizen Tsuki-yomi A-T with a 43 mm silver tone Super Titanium case and bracelet, purple dial and sapphire crystal. Eco-Drive H874 light-powered movement with radio-controlled atomic timekeeping, moonphase, world time in 24 time zones, perpetual calendar and day/date. Water resistance: 100 m. Model: BY1010-81Z.