Seiko Cal. 3898 - 277

This Spring Drive model from 1987 features a 46mm Stainless Steel case. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-cc8efcaacc20]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1987

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