Seiko Cal. 4557 - 925

Seiko 4557-925

This Automatic model from 1975 features a 43mm Stainless Steel case. Powered by the 4557 caliber with 33j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-43ee7b069928]

Also known as: Sumo, Navigator

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
43mm
Case Thickness
13.1mm
Lug Width
18mm
Crystal
Mineral
Bezel
Inner Rotating
Water Resistance
170m
Dial Color
Silver
Jewels
33j
Frequency
28,800 bph
Power Reserve
68 hours
Year
1975

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seikata-wm-43ee7b069928