Seiko Cal. 4461 - 528

This Automatic model from 1987 features a 39mm Hardlex-Coated Steel case. Powered by the 4461 caliber with 22j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-b21d94351213]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1987

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