Seiko Cal. 5647 - 986

The Seiko 5647-986 represents an important milestone in Seiko's 1978 lineup. The Inner Rotating bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-710fa2ea21a4]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

11.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

21j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1978

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