Seiko Cal. 4555 - 388

The Seiko 4555-388 represents an important milestone in Seiko's 1988 lineup. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-56fa60ec9b98]

Also known as: Bellmatic, Sea Horse

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1988

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