Seiko Cal. 5638 - 644

This Automatic model from 1975 features a 46mm Gold-Plated case. It features a Burgundy dial protected by a Acrylic crystal and offers 40m of water resistance. [seikata-wm-b92e77815ac7]

Also known as: Rally

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

40m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

42 hours

Year

1975

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