Seiko Cal. 5647 - 781

The 5647-781 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-01f98bb3bdce]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1984

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