Seiko Cal. 4557 - 787

This Quartz model from 1976 features a 42mm Titanium case. With its 22mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-125284f2aedc]

Also known as: Sumo, Arnie

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

42mm

Case Thickness

9.5mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Green

Jewels

21j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1976

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