Seiko SRPD91 5 Sport Automatic Day-Date Black Dial Green Nylon Strap
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Product Description
Seiko SRPD91 – Military‑Style Everyday Automatic
The Seiko SRPD91 is a rugged and stylish addition to the Seiko 5 Sports lineup, combining a 42.5 mm black ion‑coated stainless steel case with a textured black dial and white LumiBrite‑filled applied indices. Powered by the in‑house 4R36 automatic movement with manual winding and hacking, it offers a 41‑hour power reserve visible through an exhibition caseback. With day/date functionality at 3 o’clock, a unidirectional black bezel, and a dark olive nylon strap, it delivers a tactical, tool‑watch aesthetic while remaining comfortable and versatile with 100 m water resistance, Hardlex crystal, and a 22 mm lug width