Seiko Cal. 4555 - 380

The Seiko 4555-380 represents an important milestone in Seiko's 1996 lineup. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-b2425e832576]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

39mm

Case Thickness

11.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Cream

Jewels

17j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1996

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