Omega Speedmaster Professional Chronograph 44mm 31130445001002 Reference number: 655-631-664-665-666

Reference number: 655-631-664-665-666

Strap: Accessory leather strap with pin buckle

Strap: Omega rubber strap with folding clasp

Article: Patek Philippe Annual Calendar

Omega Speedmaster Professional Chronograph 44mm 31130445001002 Reference number: 655-631-664-665-666Item: Omega Speedmaster Professional Chronograph Moonwatch Co Axial Reference number: 31130445001002 Purchase date: 08 2011 Case: Stainless steel, diameter approx. 44. 25 mm, chronograph, bezel with tachymeter scale, sapphire crystal, transparent case back Strap: Omega steel bracelet with folding clasp Movement: Omega automatic, hour, minute and second hands, date, chronograph Dial: black Accessories: Original box including instructions, chronometer