Seiko Cal. 4477 - 155

The Seiko 4477-155 represents an important milestone in Seiko's 1989 lineup. It features a Navy dial protected by a Hardlex crystal and offers 110m of water resistance. [seikata-wm-ae75bf53ed0f]

Also known as: Bullhead, Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1989

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