Seiko Cal. 6390 - 609

This Spring Drive model from 1971 features a 44mm Titanium case. It features a Black dial protected by a Sapphire crystal and offers 190m of water resistance. [seikata-wm-38a362d30fa1]

Also known as: Shogun, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

11.4mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1971

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