Seiko Cal. 3831 - 149

The Seiko 3831-149 represents an important milestone in Seiko's 1988 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-140bac20baf6]

Also known as: Navigator

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1988

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