FeaturesDate Indicator, Limited Edition, LED Display, Water-Resistant, Alarm, World Time, Backlight, Mineral Crystal, Shock-Resistant, Water Resistance, LCD Display, 24-Hour Dial
Cool ring, kinda bulky. I have small fingers but managed to get the ring + largest rubber attachment (about US 8) fit on my index finger. It looks like there's no real way to replace the battery though.