Swiss Made : The H3TACTICAL Tactical Time Piece US Marice Corps H3 watch is a Swiss made military watch.
Case: carbon fiber reinforced polycarbonate.
Water resistance: 10 bar (100m) according to DIN 8310 / ISO 2281.
Glass: sapphire crystal. 
Movement: Ronda quartz movement chronograph " Swiss Made " with date display.
Strap: silicone
strap
Lugs : 20mm H3-GTLS lighting: H3-Trigalight®, Swiss made tritium gas light sources from "mb-microtec". Case
diameter without crown: 45mm