Seiko Cal. 4428 - 861

The Seiko 4428-861 represents an important milestone in Seiko's 1988 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f6531fa56bcf]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

80m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1988

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