22mm Elasticated French Navy and Special Forces Strap in Grey with a Red Stripe 16mm Strap Tritium is a radioactive isotope

Tritium is a radioactive isotope of hydrogen

Our sapphire crystals are strengthened through heat treatment to remove stress and double-coated with anti-reflective layers for clear visibility in bright light or at night

while the third image displays a Grana ATP British military watch

20mm Stainless Steel Bracelet

Designed for all watches that use 22mm size straps

22mm Elasticated French Navy and Special Forces Strap in Grey with a Red Stripe 16mm Strap Tritium is a radioactive isotopeMilitary Watch Straps: A Legacy of Functionality and Design The term military watch straps is often broadly applied to one piece straps, but a closer look reveals a fascinating variety, each with its own origins in different military branches across various countries. Historically, ground troops have relied on the NATO strap or its U. S. variant, while aircrew have preferred the Bund Strap. Divers, on the other hand, have used standard NATO straps,