Seiko Cal. 6387 - 520

This Quartz model from 1979 features a 45mm PVD Black case. With its 22mm lug width and 11.1mm profile, it sits comfortably on most wrists. [seikata-wm-558762aa75f2]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.1mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1979

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