Seiko Cal. 5666 - 411

The Seiko 5666-411 represents an important milestone in Seiko's 1987 lineup. Powered by the 5666 caliber with 26j jewels beating at 36,000 bph, it delivers a 62 hours power reserve. [seikata-wm-e8f7b2159759]

Also known as: Samurai, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

White

Jewels

26j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1987

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