BREITLING NAVITIMER.A VINTAGE MEN'S STAINLESS STEEL AUTOMATIC CHRONOGRAPH WRISTWATCH. Model: NavitimerDate: Circa 1990'sCase reference: 81610Movement: Automatic, 17-Jewels, Cal.7750Dial: Signed, black, applied luminous hour markers, white sword hands with luminous insert, white centre seconds hand for the chronograph, white outer "Tachymeter", subsidiary dial for seconds at the 9 o'clock position, subsidiary dial for chronograph minutes at the 12 o'clock position, subsidiary dial for chronograph hours at the 6 o'clock position, date aperture at the 3 o'clock position with white calendar disk and black Arabic numeralsCase: Signed, polished stainless steel, stainless steel bi-directional bezel, snap on backStrap: Generic brown leather, signed stainless steel buckleSize: 41.5mm Dimensions 41.5mm.