Case Material
Stainless steel (super hard coating)
Crystal
Sapphire crystal
Crystal Coating
Anti-reflective coating on inner surface
LumiBrite
Lumibrite on hands and indexes
Clasp
Three-fold clasp with push button release
Stainless steel (super hard coating)
Sapphire crystal
Anti-reflective coating on inner surface
Lumibrite on hands and indexes
Three-fold clasp with push button release