Seiko Cal. 3891 - 320

This Solar model from 1982 features a 44mm Stainless Steel case. It features a Black dial protected by a Acrylic crystal and offers 170m of water resistance. [seikata-wm-02dd0b6d7d10]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1982

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