Seiko Cal. 3831 - 160

The Seiko 3831-160 represents an important milestone in Seiko's 1990 lineup. Powered by the 3831 caliber with 28j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-0defaabd25a5]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Titanium

Case Width

42mm

Case Thickness

9.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1990

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