Seiko Cal. 5678 - 490

The Seiko 5678-490 represents an important milestone in Seiko's 1996 lineup. Powered by the 5678 caliber with 20j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-154c2e8ad971]

Also known as: Samurai, Monster

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

20j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1996

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