Seiko Cal. 6339 - 359

This Spring Drive model from 1988 features a 36mm Gold-Plated case. With its 18mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-59dac329dee6]

Also known as: Tuna, Helmet

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Silver

Jewels

36j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1988

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