

The Seiko 5 Sports SRPJ85K1 is a field-style automatic watch with a steel case, a black dial with Arabic numerals, and a green textile strap. It runs Seiko's 4R36 movement, a 24-jewel automatic with hacking and hand-winding and about 41 hours of power reserve. Water resistance is 10 ATM, so it handles swimming and showers. Against rivals like the Hamilton Khaki Field Mechanical or a Timex Expedition, it offers an in-house automatic movement and a day-date at a modest outlay, though the fabric strap and mineral crystal are the usual compromises. It suits people who want a rugged everyday automatic without dress-watch formality.
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Owners of the Seiko 5 Sports line generally praise the 4R36 movement, the legibility and the value of an in-house automatic. Common complaints are the mineral crystal and the fabric strap's durability.
The Seiko SRPJ85K1 is an automatic watch from the Seiko 5 Sports collection. It has a steel case and a black dial with Arabic numerals. The bracelet is green textile.
It is powered by the 24-jewel 4R36 automatic movement, which has a power reserve of 41 hours. Water resistance is 10 ATM.







