Seiko Cal. 4550 - 951

This Quartz model from 1992 features a 41mm PVD Black case. Powered by the 4550 caliber with 22j jewels beating at 36,000 bph, it delivers a 41 hours power reserve. [seikata-wm-74ce45e70eac]

Also known as: Sumo, Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Navy

Jewels

22j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1992

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