Seiko Cal. 6390 - 450

This Quartz model from 1984 features a 38mm Titanium case. With its 19mm lug width and 9.3mm profile, it sits comfortably on most wrists. [seikata-wm-c422460aa90c]

Also known as: Sumo, Baby Tuna

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

9.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

26j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1984

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