A men's Swiss made Omega Speedmaster chronograph featuring a black dial, luminous black hands and index hour markers with minute markers around the outer rim. Includes date display at the 6 o'clock position. Fixed black ceramic bezel showing tachymeter markings. Equipped with an automatic Calibre 9300 movement containing 54 jewels, operating at 28800 vph frequency and providing approximately 60 hours of power reserve from a full charge. Comes in a black ceramic round case measuring 44.25 mm diameter by 13.25 mm thickness, fitted with a brown leather strap secured by deployment clasp. Features include analog display for hour, minute, second, chronograph function with two sub-dials (60-second and 12-hour), chronometer rating, tachymeter capability via bezel, scratch resistant hesalite crystal, water resistance up to 50 meters.
![Omega Constellation Automatic Chronometer Diamond Grey Dial Ladies Watch [131.15.29.20.56]](https://cdn.lepodium.net/images/000/085/85042-2.jpg)
