Seiko Cal. 4555 - 440

The Seiko 4555-440 represents an important milestone in Seiko's 1980 lineup. The Bidirectional bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-279bbbdb4fd4]

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

14.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1980

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