MWC G10 200m/660ft Water resistant Stainless Steel Military Watch with Sapphire Crystal and Date - NATO Stock Number: NSN 6645-99-472-3228D 16mm NATO straps Synthetic sapphire is the superior

Synthetic sapphire is the superior choice for watch crystals due to its durability

using red T100 tritium GTLS tubes to preserve night vision on a ship's bridge or in a submarine

Strap: Stainless steel bracelet

Although the watch uses Luminova instead of the Tritium used in the 1960s

While extremely hard-wearing

MWC G10 200m/660ft Water resistant Stainless Steel Military Watch with Sapphire Crystal and Date - NATO Stock Number: NSN 6645-99-472-3228D 16mm NATO straps Synthetic sapphire is the superiorSKU Code: G10 100UKG D The MWC 200m 660ft water resistant G10 models in stainless steel are among our longest established G10 GS series watches, variants of which have been used by the military since the mid 1980s. This updated model has been assigned the NATO Stock Number NSN: 6645 99 472 3228 by the Ministry of Defence Codification Agency, confirming it as the most up to date approved specification (see the attached image of the MOD codification