Stainless steel case, grey leather strap with an automatic movement offering a 60-hour power reserve. Features include date display at the 6 o'clock position, central chronograph second hand, fixed bezel in 18kt sedna gold with black ceramic insert showing tachymeter markings (up to 60 km/h or mph), luminous 18kt sedna gold hour and minute hands along with index markers. Analog dial type with minute markers around the outer rim for chronograph functions, scratch resistant sapphire crystal glass, screw-down winding crown with transparent case back access, racing style design, water resistance to 50 meters (approximately 165 feet). Includes tachymeter function.
![Omega Constellation Automatic Chronometer Diamond Grey Dial Ladies Watch [131.15.29.20.56]](https://cdn.lepodium.net/images/000/085/85042-2.jpg)
