Seiko Cal. 4457 - 309

This Spring Drive model from 1985 features a 37mm Hardlex-Coated Steel case. It features a Silver dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-2e373d7cb7d0]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1985

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