This newer, special-edition Omega Speedmaster Professional is a ref. 3577.50. This unused watch measures 42mm across and is 14.3mm thick. This newer Omega watch is rated to be water resistant to 50m. The stainless steel bracelet has a deployment buckle with all links present. The box and all papers (cards) are included. The sapphire crystal protects the exotic and colourful special-edition dial. The caliber 1861 manual winding movement boasts a 48-hour power reserve.