Speedmaster Racing watch by Omega Approx. 40mm round case Sterling silver case and bracelet Checkered silver dial Luminous slash markers and baton hands Fixed black tachymeter bezel 30min register at 9 o'clock 12hour register at 6 o'clock 60second register at 3 o'clock Sapphire crystal window Omega link bracelet #STZ006705 and folding deployant clasp Reference #175 0040 / 3517.3 Serial #57491435 2511/4000 47jewel automatic movement Caliber #3220a Circa 1998 Each Vintage Watch purchase includes a Neiman Marcus watch box and a Neiman Marcus certificate of authenticity. Original boxes and papers are not offered in most instances and will be noted on the site when they are included. Made in Switzerland