Seiko Cal. 6644 - 660

This Solar model from 1997 features a 37mm Two-Tone case. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-022934a94f56]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1997

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