Seiko Cal. 4434 - 407

This Quartz model from 1983 features a 40mm PVD Black case. With its 22mm lug width and 8.3mm profile, it sits comfortably on most wrists. [seikata-wm-bab1336c095a]

Also known as: Sumo, Tuna

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1983

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