Brand: Omega Model Speedmaster Day Date Reference number 3221.30.00 Case material Steel Bracelet material Steel Year of production 2011 Original box available Caliber Caliber/movement 3606 Base caliber ETA-Valjoux 7751 Power reserve 44 h Number of jewels 25 Frequency 28800 A/h Case Case material Steel Case diameter 40 mm Thickness 15 mm Water resistance 100 ATM/330ft Bezel material Steel Crystal Sapphire crystal Dial White Dial numerals No numerals Bracelet/strap Bracelet material Steel Bracelet color Steel Functions Chronograph, Date, Weekday, Month, Tachymeter COA available. Price negotiable,time wasters pls stay away from this post.