41mm Anthracite Large Diver's Automatic (GSAR) – Marathon Watch
Amazon.com: MARATHON 41mm Diver's Automatic (GSAR) Swiss Made Military Issue Milspec Watch with Tritium Illumination (No Government Markings, Black Rubber SAR Strap Collection) : Clothing, Shoes & Jewelry
MARATHON OFFICIAL USMC™ LARGE DIVER'S AUTOMATIC (GSAR) - 41MM WW194006