Seiko Cal. 3831 - 289

This Automatic model from 1987 features a 40mm Titanium case. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-eef6cc1dea01]

Also known as: Panda, Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

37 hours

Year

1987

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