Seiko Cal. 4440 - 477

The Seiko 4440-477 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-127c688d0c34]

Also known as: Baby Tuna

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

18j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1977

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