Seiko Cal. 6631 - 584

This Solar model from 1986 features a 37mm Two-Tone case. With its 21mm lug width and 14.8mm profile, it sits comfortably on most wrists. [seikata-wm-adb4f76244e1]

Also known as: Panda

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1986

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