Seiko Cal. 5676 - 554

This Hand-Winding model from 1971 features a 39mm Two-Tone case. Powered by the 5676 caliber with 26j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-818f48b10164]

Also known as: Helmet, World Timer

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

120m

Dial Color

White

Jewels

26j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1971

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