Seiko Cal. 4492 - 504

This Spring Drive model from 1996 features a 45mm Hardlex-Coated Steel case. Powered by the 4492 caliber with 17j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-8af1de7eecc0]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

45mm

Case Thickness

10.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

17j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1996

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