Seiko Cal. 4526 - 993

This Hand-Winding model from 1967 features a 42mm PVD Black case. With its 20mm lug width and 12.7mm profile, it sits comfortably on most wrists. [seikata-wm-948ceeb5cbf8]

Also known as: Sumo, Rally

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

42mm

Case Thickness

12.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1967

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