Seiko Cal. 5654 - 284

The Seiko 5654-284 represents an important milestone in Seiko's 1985 lineup. Powered by the 5654 caliber with 21j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-595f540015bb]

Also known as: Bullhead

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1985

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