Seiko Cal. 4556 - 242

The Seiko 4556-242 represents an important milestone in Seiko's 1992 lineup. With its 22mm lug width and 8.5mm profile, it sits comfortably on most wrists. [seikata-wm-59d03da428f5]

Also known as: Sumo, Arnie

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

8.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1992

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