Seiko Cal. 6390 - 381

This Solar model from 1965 features a 41mm PVD Black case. With its 21mm lug width and 15.7mm profile, it sits comfortably on most wrists. [seikata-wm-97d3cfe8fe70]

Also known as: Turtle

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.7mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

38 hours

Year

1965

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