Seiko Cal. 6164 - 646

This Spring Drive model from 1965 features a 34mm Titanium case. Powered by the 6164 caliber with 32j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-1d1d00160420]

Also known as: Shogun, Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

34mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1965

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