MWC Mk III Stainless Steel 1950's Pattern 100m Water Resistant Automatic Military Watch with Retro Dial and Sapphire Crystal 18mm NATO Straps they are identical in visual

they are identical in visual appearance the only difference is that these watches have a K1 crystal and the current models have a sapphire crystal

military watches and a shift in military performance standards for watches

While more expensive

MWC Kampfschwimmer 500m Automatic Military Diver – Brushed Stainless Steel

Images are available showing the watch with a NATO strap

MWC Mk III Stainless Steel 1950's Pattern 100m Water Resistant Automatic Military Watch with Retro Dial and Sapphire Crystal 18mm NATO Straps they are identical in visualSKU Code: MKII AU RET D The MWC Mk III Automatic is delivered with both a black and a grey NATO strap and is a recreation of the classic 1950s NATO specification watches, originally made under the UK Ministry of Defence reference 6B 346 Mk XI. While it maintains the vintage style of the 1950s, it offers greatly improved accuracy with a modern 24 jewel automatic movement featuring a 40 hour power reserve and hacking function. Due to budget constraints,