Seiko Cal. 4511 - 863

This Spring Drive model from 1968 features a 43mm Titanium case. Powered by the 4511 caliber with 34j jewels beating at 21,600 bph, it delivers a 46 hours power reserve. [seikata-wm-9bce7c7aab22]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

43mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

46 hours

Year

1968

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