Seiko Cal. 4555 - 945

The Seiko 4555-945 represents an important milestone in Seiko's 1976 lineup. The Bidirectional bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-f459e6123607]

Also known as: Golden Tuna, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

12.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1976

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