Quartz, White Dial, Unidirectional Turning Bezel With Bevelled Stud Notches In Sapphire-Blasted & Fine-Brushed Steel With Dive-Time Scale, Nickel Luminescent Hands, Scratch-Resistant Sapphire Crystal, Flat Dial With Luminescent Hour-Markers & Arabic "12" Number Hand-Applied, Screw-In Crown & Caseback, Fine-Brushed Steel Bracelet with Extended Link For Diving, Double Safety Clasp, Stainless Steel Bracelet.