Seiko Cal. 4554 - 156

This Spring Drive model from 1998 features a 36mm Titanium case. Powered by the 4554 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-4f093598aa02]

Also known as: Sea Horse, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

36mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Green

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1998

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