Seiko Cal. 4429 - 442

The Seiko 4429-442 represents an important milestone in Seiko's 1970 lineup. It features a Black dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-9b40f99472d3]

Also known as: Helmet, Flighty

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

40m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1970

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