Seiko Cal. 5678 - 486

The Seiko 5678-486 represents an important milestone in Seiko's 1992 lineup. The Inner Rotating bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-e9dc2332695e]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

13.8mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1992

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