Pre-owned Omega Speedmaster Date Watch. Reference 3511.50.00. Overall, this watch is in very good condition. Minor scratches and scuffs can be seen on the sides of the case, bezel, and bracelet. The watch runs great and the chronograph and 30min counter function as intended. However, the 12 hour counter does not seem to work.

- Ref No. : 3511.50.00
- Serial No./Year: 54597998-/-1993
- Case:
    39mm diameter, 18mm lug width, 13.6mm thickness, 44.3mm Lug-to-lug.
    Stainless Steel, Tachymeter Bezel
- Crystal: Sapphire
- Movement & Accuracy: 
    Caliber: Omega Chrono Cal. 1164 Auto
    Complications: Chronograph, Date, 30min Counter, 12hr Counter (Not Working)
    Measured Accuracy: +4 sec/day.
    Amplitude: 289°
    Beat Error: 0.1ms
    Beat Rate: 28800 A/h
    Power Reserve: ~40hrs
- Band: Original Omega Steel Bracelet (Fits ~7")
- Water Resistant: 3bar
- Condition Rank: Very Good: Minor scratches and scuffs can be seen on the sides of the case, bezel, and bracelet. The watch runs great and the chronograph and 30min counter function as intended. However, the 12 hour counter does not seem to work.
- Country of Manufacture: Switzerland