Watch
by Smiths
Smiths NATO PRS-40 Automatic
- Case
- 40.2 mm
- Thickness
- 12.25 mm
- Lug width
- 22 mm
- Crystal
- Sapphire
- Market price
- $315
Updated 11 November 2026
About this watch
The Smiths NATO PRS-40 Automatic is a 40.2 mm watch. Its stainless steel case is 12.25 mm thick and 54.7 mm from lug to lug, with 22 mm lugs. It is water resistant to 100 m. The crystal is sapphire.
The manufacturer’s list price is US$315.
Smiths
Smiths W10 1967
Smiths
Smiths W.W.W. – PRS-59
Smiths
Smiths Traveller – PRS-58
Smiths
Smiths Vintage PRS-35
Your next watch
Find your next watch, not just a brand.
Every watch on Watcheers has its spec sheet in Watch Explorer. Filter by size, material and budget to find the one that fits.