Seiko Cal. 3881 - 644

This Solar model from 1980 features a 39mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-891556869668]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1980

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