Seiko Cal. 3891 - 966

The Seiko 3891-966 represents an important milestone in Seiko's 1992 lineup. It features a White dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-a9909e67dcc3]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1992

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