Seiko Cal. 6664 - 335

The Seiko 6664-335 represents an important milestone in Seiko's 1997 lineup. Powered by the 6664 caliber with 22j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-542c6e89eb47]

Also known as: Monster, Sumo

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

200m

Dial Color

Black

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1997

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