Seiko Cal. 5685 - 377

The Seiko 5685-377 represents an important milestone in Seiko's 1984 lineup. Powered by the 5685 caliber with 21j jewels beating at 36,000 bph, it delivers a 39 hours power reserve. [seikata-wm-4b30585d6995]

Also known as: Samurai, Sumo

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Cream

Jewels

21j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1984

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