Item number: 1819.51.91
Brand: Omega
Style Number: 1819.51.91
Also Called: 18195191
Series: Constellation Double Eagle Chrono
Style: Mens
Case: Stainless Steel
Dial Color: Black
Watch Bracelet / Strap: Rubber - Black
Watch Clasp: Push Button Foldover
Movement: Automatic Co-axial C.O.S.C.
Engine: Omega Caliber 3313
Functions: Hours, Minutes, Small Seconds, Date, Chronograph
Crystal: Sapphire - Glareproofed, scratch-resistant
Case Diameter: 41.0 mm
Case Thickness: 14.5 mm
Caseback: Stainless Steel
Bezel Material: Aluminum, PVD-coated
Bezel Function: Fixed
Water Resistance: 100m / 330ft (suitable for swimming and shallow snorkeling; unsuitable for diving) Crown: Stainless Steel
Calendar: Automatic Date at 6 o'clock
Power Reserve: 55-hour power reserve
Additional Info: NEW Co-Axial Escapement.