Seiko Cal. 5256 - 188

This Spring Drive model from 1982 features a 44mm Titanium case. Powered by the 5256 caliber with 28j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-4b3ce6e91218]

Also known as: Bellmatic, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1982

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