Seiko Cal. 4416 - 271

The Seiko 4416-271 represents an important milestone in Seiko's 1968 lineup. Powered by the 4416 caliber with 18j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-10bf666b37fd]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1968

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