Seiko Cal. 4438 - 606

The Seiko 4438-606 represents an important milestone in Seiko's 1978 lineup. With its 22mm lug width and 12.8mm profile, it sits comfortably on most wrists. [seikata-wm-9699b1c3238b]

Also known as: Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

40 hours

Year

1978

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