Seiko Cal. 5646 - 613

This Spring Drive model from 1993 features a 40mm PVD Black case. With its 19mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-bd3b22931dd6]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1993

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