Seiko Cal. 4554 - 978

The Seiko 4554-978 represents an important milestone in Seiko's 1988 lineup. Powered by the 4554 caliber with 19j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-0170e2c2227a]

Also known as: Turtle

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Silver

Jewels

19j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1988

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