Seiko Cal. 6635 - 558

The Seiko 6635-558 represents an important milestone in Seiko's 1992 lineup. Powered by the 6635 caliber with 33j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-aec551a76e6e]

Also known as: Silverwave, Goldfeather

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1992

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