Accuracy: ±15 seconds per month, Photovoltaic: 8 months, Water resistance: 5 ATM Glass: spherical sapphire glass, Case: super titanium, Band: fabric with recycled fiber Additional specifications: Dial: 1-point diamond (lab-grown diamond) Country of origin: Japan Details: The Ambiluna Collection is based on the theme of "Earth, Water, Fire, and Wind", the four elements that make up all things, and this new collection is based on the theme of "Water". The titanium case is light and gentle on the skin, and fits comfortably as if it were part of your body. The titanium case is light and gentle on the skin, and fits comfortably as if it were a part of the body. The lugs connecting the case and band are asymmetrically designed to fit various people's arms. The beautiful deep blue dial is an image of the ocean floor where water gushes out. The band is made of UpDRIFT's PET bottle-derived fibers collected from river and beach clean-up activities, and finished with an elegant texture.