Seiko Cal. 6398 - 347

This Hand-Winding model from 1977 features a 36mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-50b1413f168c]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1977

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