Seiko Cal. 4450 - 339

The Seiko 4450-339 represents an important milestone in Seiko's 1977 lineup. With its 18mm lug width and 14.1mm profile, it sits comfortably on most wrists. [seikata-wm-d94632d76d8c]

Also known as: Bellmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1977

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