Seiko Cal. 6393 - 855

This Spring Drive model from 1983 features a 36mm Two-Tone case. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-aba8db4f9bd3]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

26j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1983

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