Seiko Cal. 4441 - 398

This Hand-Winding model from 1972 features a 46mm PVD Black case. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-6efa37ecd90b]

Also known as: Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1972

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