Seiko Cal. 6640 - 469

This Solar model from 1985 features a 36mm Two-Tone case. With its 18mm lug width and 14.4mm profile, it sits comfortably on most wrists. [seikata-wm-77b3cda0db3d]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.4mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

19j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1985

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