
Seiko
Seiko's day-date automatic caliber and the in-house branded version of the NH36 with stricter quality control and finishing. The additional day wheel over the 4R35 adds the day-of-week complication without changing the movement dimensions. Found extensively in the Seiko 5 Sports and Prospex lines, it offers Seiko's proven reliability with the convenience of day-date display at a mainstream price point.
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Year-by-year readings →The Seiko 5 Sports Dual-Crown Diver SRPB29 is an automatic diver watch, with a 42mm stainless steel case, 11mm thick, powered by the Seiko 4R36 movement and a 41-hour power reserve. Water resistance is rated to 100m, under a hardlex crystal. Manufacturer MSRP is $399. The dial color is black (with red accents on the internal rotating chapter ring).
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