Brand: Omega Gender: Men Metal Type: Stainless Steel Diameter: 39.00 mm Weight: 93.60 grams Gent's stainless steel, OMEGA Swiss made wristwatch. The "OMEGA " trademark (or hallmark) can also be found on the item. In excellent condition. Pre-owned In excellent condition. Might show minor signs of wear.Includes Extra Factory Nato Strap Speedmaster Reduced Stainless Steel Watch Properties Brand: Omega Family: Speedmaster Reduced Model: Speedmaster Reduced Stainless Steel Ref. No: 3510.50.00 Water Resistance: 100 meters Caliber Properties Caliber No: 3220 Number of Jewels: 47 Diameter: 25.60 mm Frequency: 28,800 bph Power Reserve: 42.0 hours Movement Type: Automatic Display: Analog Date: No Date Band Properties Band Type: Bracelet Number of Links: 17 Band Length: 6.5 in Clasp: Fold-Over Clasp Case Properties Material(s): Stainless Steel Bezel Style: Tachymeter Glass Type: Sapphire Crystal Case Back: Closed Case Shape: Round Diameter: 39.00 mm Lug Width: 18.00 mm Dial Properties Color: Black Hands: Hours, Minutes & Seconds Hand Style(s): Stick SKU: 211023