Seiko Cal. 4537 - 787

This Hand-Winding model from 1983 features a 40mm Stainless Steel case. It features a Black dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-e22b20eab49f]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1983

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