Seiko Cal. 5641 - 879

This Kinetic model from 1967 features a 46mm Stainless Steel case. Powered by the 5641 caliber with 31j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-85f45b91f1ea]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1967

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