Seiko Cal. 4490 - 806

The Seiko 4490-806 represents an important milestone in Seiko's 1974 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-282e05e9244d]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

11.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1974

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