3 Hands Automatic Skeleton Movement Seiko NH70A (Made in Japan) 28.800 HZ - 24 Jewels - Power Reserve 41 Hours. 42mm X 16.6mm IP Black 316L Stainless Steel Case - Ultra Scratch-Resistant K1 Glass with a Firefly Toon Coating (Both Side) - Push-In Crown with Double O-ring. Skeleton Dial - Luminox Hour Indexes - Black Aluminium Luminox Hour, Minute and Seconds Hands. 17cm x 24/22mm Two-Tone Yellow/Black Double Compression FKM Strap with IP Black 316L Stainless Steel Buckle - Strap Equipped with “Easy Spring Bar” for Easy Strap Interchange. Water Resistant to 200M 20ATM