OM4  Omega Constellation. Reference 1841.40.00. Watch measures a discrete 34mm and is made from steel. Omega high precision quartz movement caliber 1532. Sapphire crystal on the front and a closed case back. Waterproof 5ATM or 50 meters (NOT suitable for swimming!). Functions are hours, minutes, sweep seconds and date. This watch is fitted with the original steel full length bracelet with integrated sliding folding clasp with gold Omega logo inlaid. Naturally this watch is complete with the original box and papers dated April 1998. Please be aware that this watch has just been serviced by our official Omega certified watchmaker. Please also note that the white outer cardboard box is missing. Great elegant timepiece suitable for any occasion!