Seiko Cal. 4557 - 161

This Spring Drive model from 1973 features a 45mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-986fc8bc13ff]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

12.4mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Burgundy

Jewels

19j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1973

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