Seiko Cal. 4457 - 242

This Automatic model from 1991 features a 40mm PVD Black case. With its 18mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-a0b6f4c9a815]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Burgundy

Jewels

28j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1991

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