The Seiko Prospex Heritage Turtle 1968 Re-Interpretation Watch SPB313J1 combines a 41mm round-shaped stainless steel case with a super hard coating and a silver stainless steel bracelet with a fold-over clasp. It has a white analogue dial with Lumibrite luminescent hands, indexes and bezel. The date is visible between positions four and five with a circular window, protected beneath scratch-resistant curved sapphire crystal glass. Power is generated by the automatic and manual winding movement with an approximate power reserve of 70 hours. This model also has a water resistance of up to 200 metres. Prospex is a combination of the words 'Professional' and 'Specifications.' Seiko Prospex timepieces are designed to be practical, reliable and durable; to meet the high standards required in extreme environments for sports lovers and adventure seekers alike. • Powered by the calibre 6R35 automatic movement with a power reserve of up to 70 hours. • Presented on a stainless steel bracelet with fold over clasp. • Scratch-resistant sapphire crystal. • 40.5mm case width. • 200 metre water resistance.