The AAF (Army Airforce) Sea Grey 637 strap features a blued medium grey exterior with a neutral grey underliner and reinforced hole settings.
Sea Grey 637 is based on a high altitude maritime grey used on mid to late WWII aircraft.
With an appearance between blue and grey, Sea Grey 637 makes for a unique neutral pairing with Dive and Pilot pieces as well as with monotone dial designs.
A 2 piece layout specially tailored to accommodate a wide range of wearer wrist, and case lug-to-lug sizes.
Equipped with vintage aviation features including a distinctive 6mm engraved rivet, bead blasted aviator roller buckle and a sightly tapered profile leading from a 20mm start to a 18mm buckle (for 20mm version), or a 22mm to a 20mm buckle (for 22mm version)
Outfitted with quick detach springbars for fast and simple installation.