Seiko Cal. 6654 - 324

The Seiko 6654-324 represents an important milestone in Seiko's 1988 lineup. Powered by the 6654 caliber with 28j jewels beating at 28,800 bph, it delivers a 72 hours power reserve. [seikata-wm-dda254c2a35a]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

80m

Dial Color

Green

Jewels

28j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1988

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