Seiko Cal. 4546 - 375

Seiko 4546-375

This Automatic model from 1986 features a 36mm Hardlex-Coated Steel case. Powered by the 4546 caliber with 35j jewels beating at 21,600 bph, it delivers a 61 hours power reserve. [seikata-wm-9c964e480f4a]

Also known as: Helmet, Navigator

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
15.0mm
Lug Width
22mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
90m
Dial Color
Blue Sunburst
Jewels
35j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1986

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