Seiko Cal. 3820 - 631

This Solar model from 1988 features a 45mm Hardlex-Coated Steel case. With its 19mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-36d6d33fa1aa]

Also known as: Bellmatic, Flighty

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1988

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