Seiko Cal. 5646 - 869

This Spring Drive model from 1968 features a 39mm Titanium case. Powered by the 5646 caliber with 30j jewels beating at 28,800 bph, it delivers a 47 hours power reserve. [seikata-wm-324bbc7831d3]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

70m

Dial Color

Champagne

Jewels

30j

Frequency

28,800 bph

Power Reserve

47 hours

Year

1968

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