Seiko Cal. 4444 - 616

The Seiko 4444-616 represents an important milestone in Seiko's 1968 lineup. With its 20mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-dda37026eae7]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1968

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