Seiko Cal. 4429 - 977

The Seiko 4429-977 represents an important milestone in Seiko's 1986 lineup. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-4da11ece6ced]

Also known as: Tuna, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1986

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