Seiko Cal. 4446 - 461

The Seiko 4446-461 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-48ae8946cb92]

Also known as: Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

130m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1970

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