The pr516 powermatic is a modern classic, blending with tissot's rich heritage. This watch showcases a sleek 38mm stainless-steel case and a dynamic dial, embodying the spirit of speed and precision. White dial with index markers and super-luminovaâ® and date window 38. 0mm stainless steel case; black mineral bezel ring scratch-resistant sapphire crystal with antireflective coating; see-through case back swiss automatic movement; up to 80 hours power reserve interchangeable quick release stainless steel bracelet; butterfly clasp with push buttons water-resistant to 100 meters we are an authorized tissot dealer