Seiko Cal. 4557 - 989

Seiko 4557-989

This Automatic model from 1997 features a 34mm Hardlex-Coated Steel case. Powered by the 4557 caliber with 30j jewels beating at 36,000 bph, it delivers a 38 hours power reserve. [seikata-wm-640af6828405]

Also known as: Sumo, Sportsmatic

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
10.3mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
180m
Dial Color
Burgundy
Jewels
30j
Frequency
36,000 bph
Power Reserve
38 hours
Year
1997

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