Omega Pre-owned Seamaster 2231.50 wristwatch in titanium, designed for sport use with a self-winding automatic movement and date function. Condition: Used (very good) — Rank A Used: a few traces of usage; insignificant scratches on glass, case, bezel, case back and bracelet; no scratches or deterioration on dial or hands; crown shows no scratches; polished; no accessories included; wrist size 17cm / 6.69''; total weight 100g / 3.52oz.; serial number 81**0343. Key attributes: Black | Titanium | Lightweight construction (100 g) | Durable titanium build | Self-winding (automatic) movement | Date display | Titanium bracelet and case | Sport style | Black dial | 41mm case diameter | Dimensions & fit: Fits wrist size: 17cm / 6.69'' | Composition & care: Wipe with a soft cloth. Avoid strong magnetic fields and harsh chemicals. Service by a qualified watchmaker as needed.