Seiko Prospex x Solar ft. Street Series aka Baby Tuna Men Diver Round 200m Water Resistant Watch SNE543P1 SNE543 SNE-543 SNE-543P1 Explore the Seiko Prospex collection, crafted for sports enthusiasts and adventurers. These professional timepieces perform exceptionally in any environment (water, sky, or land) gaining the trust of divers and explorers globally. The new Street Series merges modern style with Seiko diving heritage, showcasing a lightweight case and reinforced silicone bands in vibrant colors, ideal for everyday use. Caliber Number / Movement V157 (solar powered) Power Reserve / Accuracy Approximately 10 months when fully charged (+/-15 seconds per month) Crystal Hardlex crystal Luminous LumiBrite on hands, indexes and bezel Case / Band Material Stainless steel / plastic case with silicone band Water Resistance 200m / 660ft diver Case Size Thickness: 12.0 mm Diameter: 46.7 mm Length: 46.1 mm Lug width: 22.0 mm Other Specifications Seiko Prospex x Solar ft. Street Series aka Baby Tuna Unidirectional rotating bezel Screw-down crown Screw case back Date display Quick-start function Overcharge prevention function Regular timekeeping (analog display)