Seiko Cal. 6398 - 756

This Hand-Winding model from 1967 features a 38mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-126ec37be128]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

17j

Frequency

28,800 bph

Power Reserve

48 hours

Year

1967

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