Seiko Cal. 5681 - 390

This Kinetic model from 1966 features a 46mm Stainless Steel case. Powered by the 5681 caliber with 18j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-2dfe1c18f469]

Also known as: Crown

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Blue Sunburst

Jewels

18j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1966

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