Citizen BY1010-81Z Tsuki-yomi A-T Atomic Timekeeping Super Titanium Purple Dial Moonphase Eterna Super Kontiki - Ref. 1273.41.46.1382 incorporates a unique Barometric Pressure

incorporates a unique Barometric Pressure Tendency Alarm that alerts the wearer to sudden changes in pressure readings

Screw-Down Crown: Yes

WATER RESISTANCE: 10 ATM (100M/300FT)

Night illumination is color-coordinated mirroring the COLORMARK SEAL series

Thickness:10

Citizen BY1010-81Z Tsuki-yomi A-T Atomic Timekeeping Super Titanium Purple Dial Moonphase Eterna Super Kontiki - Ref. 1273.41.46.1382 incorporates a unique Barometric PressureWhen breakthrough technology and spectacular design meet, the Tsuki yomi A T is reading the moon. It's the world's first moonphase watch combined with atomic timekeeping innovation from Citizen, and this model is nothing short of impressive. The styling embodies the moon's surface and a window at 6 o'clock displays the current moon phase. The timepiece measures 43mm in a silver tone Super Titanium case, where sharp faceted edges pair with an elevated