Marathon WW194003SS-0001 36mm SSGPM Standard-Issue Officer's Mechanical US Govt Markings Luminox Sea Turtle 0321 nowadays this engraving is shown

nowadays this engraving is shown externally

TYPE: Pin buckle MATERIAL: 18ct red gold

Buckle Type: H-Buckle

The matte finish materials of the case and band create a subdued image

Bezel:Unidirectional rotating bezel

Marathon WW194003SS-0001 36mm SSGPM Standard-Issue Officer's Mechanical US Govt Markings Luminox Sea Turtle 0321 nowadays this engraving is shownCommonly known as the Officer's Field Watch Mechanical (OFM) or Stainless Steel General Purpose Mechanical (GPM SS). Marathon's Officer's Watch features a case diameter of 36mm, a thickness of 11mm, and 16mm lug width, making it perfect size for everyday wear. Comes on a Black Ballistic Nylon strap. Movement: Automatic Caliber: Sellita SW210 1 with Incabloc Shock Absorber Jewels: 18 Scale Quantity: 2 Scale Range: 112 (1324) Crystal: Sapphire Crown