Seiko Cal. 5638 - 920

This Automatic model from 1992 features a 34mm Gold-Plated case. Powered by the 5638 caliber with 30j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-fcf57a3837e9]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1992

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