Seiko Cal. 4542 - 676

The Seiko 4542-676 represents an important milestone in Seiko's 1978 lineup. Powered by the 4542 caliber with 29j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-958ec53bb81a]

Also known as: Helmet, Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

40mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Silver

Jewels

29j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1978

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