Seiko Cal. 6617 - 424

The Seiko 6617-424 represents an important milestone in Seiko's 1992 lineup. It features a Black dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-f8ddbdf6675f]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1992

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