Seiko Cal. 5681 - 342

The Seiko 5681-342 represents an important milestone in Seiko's 1969 lineup. Powered by the 5681 caliber with 31j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-d3c78cb6be55]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

36mm

Case Thickness

15.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1969

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