Compare Marathon GSAR Anthracite Automatic Military Divers Watch #WW194006BK Movement: Swiss Marathon M2 Sellita SW200 Automatic (self-winding) Case: Anthracite coated stainless steel, 41mm x 14mm thick. (42mm diameter w/bezel) Crystal: Sapphire Band: Vulcanized black rubber strap with buckle. 20mm Island Watch Price: $1,890.00 Was: Sale Price $1,890.00