This men’s bulova marine star precisionist sport watch pushes the limits with cutting-edge technology and a strikingly modern case. 43mm stainless steel case with yellow wave-pattern dial the angular profile features a unidirectional timing bezel with a black insert, luminous hands and markers, date display, screw-down crown and sapphire crystal bulova’s proprietary precisionist movement is a revolutionary 8-jewel quartz mechanism vibrating at a remarkable 262khz—accurate to 10 seconds per year with increased resistance to temperature changes textured black silicone strap with buckle clasp water-resistant to 200 meters