Description Mid-20th century Case: 18 carat gold with bi-directional rotating bezel, 41 mm diameter Bracelet: leather strap with original Breitling stainless steel clasp Dial: black and white Functions: 24 hour dial, tachymeter and chronometer Numbered: 809 / 1090490 Caliber: 178, manual Gross weight approx. 63.4 g Movement not tested