Seiko Prospex x Solar ft. Mini Tuna aka Safari Street Series Men Diver Round 200m Water Resistant Watch SUT403P1 SUT403 SUT-403 SUT-403P1 Discover the Seiko Prospex SUT403P1 Mini Tuna, a compact 38.7mm solar-powered dive watch. Featuring 200m water resistance, a striking navy blue sunburst dial with champagne accents, and the iconic shock-resistant Tuna case design. This versatile timepiece blends robust professional functionality with modern, street-ready style for everyday wear. Caliber Number / Movement V131 (solar powered) Power Reserve / Accuracy Approximately 6 months when fully charged (+/-15 seconds per month) Crystal Hardlex crystal Luminous LumiBrite on hands, indexes and bezel Case / Band Material Stainless steel case with silicone band Water Resistance 200m / 660ft diver Case Size Thickness: 10.4 mm Diameter: 38.7 mm Length: 40.4 mm Lug width: 18.0 mm Other Specifications Seiko Prospex x Solar ft. Mini Tuna aka Safari Street Series Unidirectional rotating bezel Screw-down crown Screw case back Overcharge prevention function Regular timekeeping (analog display)