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The SRPF03K is a 43.8mm stainless steel Prospex diver with a black dial, powered by Seiko's 4R35 automatic movement with a 41-hour power reserve. It is rated to 200m, uses Hardlex crystal, and sits at the entry point of the Prospex line. It suits buyers who want a real dive watch with an in-house automatic movement without stepping up to the more expensive Prospex divers. Against those pricier siblings it gives up sapphire crystal and a more refined bracelet, but keeps the same 200m rating and the same reliable movement family.
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Lowest price we've seen: $440.00 on Nov 10 at Amazon. Tracked across 2 stores since Nov 10.
Owners treat the SRPF03K as a dependable entry into Prospex: the automatic movement, 200m rating and classic diver styling get consistent praise. Complaints center on the Hardlex crystal and the size of the case on smaller wrists.
