Seiko Cal. 5665 - 634

This Automatic model from 1965 features a 36mm Titanium case. Powered by the 5665 caliber with 35j jewels beating at 36,000 bph, it delivers a 46 hours power reserve. [seikata-wm-c2ea8253e5ab]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Black

Jewels

35j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1965

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