Seiko Cal. 4556 - 947

The Seiko 4556-947 represents an important milestone in Seiko's 1990 lineup. With its 21mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-86bbf1826fe3]

Also known as: Sea Horse

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Silver

Jewels

24j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1990

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