Seiko Cal. 6671 - 637

This Quartz model from 1997 features a 41mm Hardlex-Coated Steel case. Powered by the 6671 caliber with 22j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-aae212631627]

Also known as: Monster

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

110m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1997

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