Seiko Cal. 4445 - 616

The Seiko 4445-616 represents an important milestone in Seiko's 1970 lineup. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-25046ef5b9d9]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

11.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Cream

Jewels

32j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1970

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