Seiko Cal. 4440 - 788

This Hand-Winding model from 1966 features a 38mm PVD Black case. With its 21mm lug width and 11.6mm profile, it sits comfortably on most wrists. [seikata-wm-b8bb5c8e2095]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1966

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