Seiko Cal. 6663 - 298

The Seiko 6663-298 represents an important milestone in Seiko's 1977 lineup. Powered by the 6663 caliber with 34j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-bd86a57f48e5]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

44mm

Case Thickness

10.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

34j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1977

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