Seiko Cal. 5633 - 873

This Hand-Winding model from 1980 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-5b8480731976]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

31j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1980

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