Seiko Cal. 6398 - 240

This Spring Drive model from 1972 features a 37mm Gold-Plated case. With its 21mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-d5b44a0c07c9]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Burgundy

Jewels

28j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1972

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