Seiko Cal. 3899 - 235

The Seiko 3899-235 represents an important milestone in Seiko's 1980 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-71aa243fb199]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

40mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1980

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