Seiko Cal. 6642 - 447

This Solar model from 1984 features a 40mm Two-Tone case. With its 22mm lug width and 12.2mm profile, it sits comfortably on most wrists. [seikata-wm-a7b205bedba5]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1984

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