Seiko Cal. 4418 - 343

The Seiko 4418-343 represents an important milestone in Seiko's 1969 lineup. Powered by the 4418 caliber with 17j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-18ac6e9d002d]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

17j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1969

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