Seiko Cal. 4556 - 137

This Hand-Winding model from 1991 features a 45mm Hardlex-Coated Steel case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ec9765b9a336]

Also known as: Goldfeather, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

11.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1991

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