Seiko Cal. 4477 - 642

The Seiko 4477-642 represents an important milestone in Seiko's 1998 lineup. With its 19mm lug width and 10.5mm profile, it sits comfortably on most wrists. [seikata-wm-95625c29c1aa]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

120m

Dial Color

Navy

Jewels

36j

Frequency

36,000 bph

Power Reserve

48 hours

Year

1998

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