Seiko Cal. 6638 - 395

This Spring Drive model from 1973 features a 35mm Two-Tone case. It features a Cream dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-b85932491619]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1973

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