Seiko Cal. 4427 - 542

The Seiko 4427-542 represents an important milestone in Seiko's 1998 lineup. With its 19mm lug width and 14.0mm profile, it sits comfortably on most wrists. [seikata-wm-2ae687a3e0ab]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1998

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