Seiko Cal. 3891 - 681

This Solar model from 1981 features a 43mm Two-Tone case. It features a Burgundy dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-b3edee4f33d8]

Also known as: Monster, UFO

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.8mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1981

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