"Black Mother of Pearl and Textured Dial Unique quartz movement with separate second hand in an inset eye at 6 o'clock. Patented high-energy Superluminova dial markings provide up Solid marine-grade 316L stainless steel construction provides unequaled durability and corrosion resistance for hassle-free performance with Black Nitride Plating Triple O-ring screw down crown and crown protector provide unsurpassed water resistance and protection to the fragile crown stem. Secure “screw bar” case-to-band interface provides 5 to 7 times the strength of traditional spring bars. Thick, forged caseback with integrated O-ring provides superior water resistance. Highly scratch resistant hardened mineral glass crystal insures the highest degree of shatter resistance. Solid 316L stainless steel band with triple secure clasp system Depth rated to 100M (10ATM). Every Reactor watch is individually tested to its rated depth. 39mm Case Width (Approximately 1 1/2"") 13.5mm Case Thickness (Approximately 1/2"") Weight: 195 grams"