Seiko Cal. 4491 - 189

This Automatic model from 1996 features a 40mm Two-Tone case. Powered by the 4491 caliber with 32j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-065c58c56b69]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

White

Jewels

32j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1996

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