Seiko Cal. 6647 - 779

This Hand-Winding model from 1988 features a 34mm PVD Black case. With its 18mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-bffcf48d56ae]

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

34mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

33j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1988

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