Marathon Watch 34mm Sage Green General Purpose Mechanical (GPM) Anaconda Replacement off-brand black leather strap

Replacement off-brand black leather strap

Tone-on-tone date at 4 o'clock

Original Rolex bracelet in steel and 18 ct yellow gold

Black rubber strap with Breitling emblem

Omega Speedmaster Date Ref: 3511

Marathon Watch 34mm Sage Green General Purpose Mechanical (GPM) Anaconda Replacement off-brand black leather strapCommonly known as the General Purpose Mechanical (GPM). It can be wound through the automatic self winding rotor or by manually winding the crown. Manufactured in accordance with MIL PRF 46374G, Type II, Class 4. The General Purpose Field Watches are built to strict military standard, MIL PRF 46374G, and finding its heritage since the development of that spec. The GP Field is even named after the Spec; WATCH, WRIST: GENERAL PURPOSE. Each General