Omega Speedmaster Moonwatch "Vintage Black" Co‑Axial Chronograph 44.25 MM Vintage Black - Black Ceramic on Leather Strap
Complicated watch with a function for measuring short time periods in addition to its function for permanently displaying hours, minutes and seconds.
Label given to a watch which has undergone precision tests and received a certificate from an official body (COSC).
The day of the month, displayed in a window on a watch dial typically at the 3 o'clock or 6 o'clock position.
A hand on a sub-dial which tracks seconds typically it completes a full rotation in one minute.
A tachymeter is an instrument for measuring speed. It is a chronograph with a graduated dial on which speed can be read off in kilometres per hour based on 1000 metres distance.
Transparent case backA transparent case back - frequently made of sapphire - makes it possible to see the movement inside the watch.
- Between lugs: 21 mm
- Bracelet: leather strap
- Case: Black ceramic
- Case diameter: 44.25 mm
- Dial color: Black
- Crystal: Scratch‑resistant sapphire crystal with anti‑reflective treatment on both sides
- Water resistance: 5 bar (50 metres / 167 feet)
Power reserve: 60 hours
Type: Self winding