Seiko Cal. 4557 - 912

This Hand-Winding model from 1971 features a 40mm Two-Tone case. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-2e3898cde181]

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

100m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1971

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