Seiko Cal. 4447 - 314

This Hand-Winding model from 1990 features a 41mm Titanium case. With its 22mm lug width and 13.9mm profile, it sits comfortably on most wrists. [seikata-wm-a6d9965dce34]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

41mm

Case Thickness

13.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1990

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