Seiko Cal. 4457 - 554

This Spring Drive model from 1981 features a 36mm Two-Tone case. Powered by the 4457 caliber with 35j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-1efc8e1fca6c]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

35j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1981

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