Seiko Cal. 5654 - 371

The Seiko 5654-371 represents an important milestone in Seiko's 1968 lineup. Powered by the 5654 caliber with 29j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-0f0fc13b3369]

Also known as: Bullhead, Silverwave

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Cream

Jewels

29j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1968

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