Seiko Cal. 6633 - 838

This Hand-Winding model from 1974 features a 46mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-1f1bfc59c90f]

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1974

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