Seiko Cal. 6637 - 199

This Automatic model from 1998 features a 46mm Hardlex-Coated Steel case. Powered by the 6637 caliber with 23j jewels beating at 36,000 bph, it delivers a 47 hours power reserve. [seikata-wm-0c08a9a8dc01]

Also known as: Bullhead

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1998

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