Seiko Cal. 6636 - 217

This Spring Drive model from 1986 features a 42mm Hardlex-Coated Steel case. Powered by the 6636 caliber with 32j jewels beating at 21,600 bph, it delivers a 42 hours power reserve. [seikata-wm-5696e4508ec3]

Also known as: Rally, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

13.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1986

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