Seiko Cal. 4448 - 799

This Hand-Winding model from 1977 features a 42mm Stainless Steel case. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-94e84085280e]

Also known as: Sumo, Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

42mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1977

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