Seiko Cal. 3870 - 337

This Kinetic model from 1993 features a 35mm Two-Tone case. The Bidirectional bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-75be42277eb5]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1993

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