Seiko Cal. 4547 - 442

The Seiko 4547-442 represents an important milestone in Seiko's 1968 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-cd4550fb3481]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

40m

Dial Color

Champagne

Jewels

25j

Frequency

21,600 bph

Power Reserve

67 hours

Year

1968

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