Seiko Cal. 4424 - 634

The Seiko 4424-634 represents an important milestone in Seiko's 1988 lineup. It features a Black dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-695679456d06]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

35mm

Case Thickness

8.2mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

17j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1988

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