Seiko Cal. 4416 - 409

The Seiko 4416-409 represents an important milestone in Seiko's 1983 lineup. Powered by the 4416 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-8da1f99c56bc]

Also known as: Tuna, Navigator

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

46mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Black

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1983

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