Seiko Cal. 5612 - 322

This Hand-Winding model from 1987 features a 40mm Gold-Plated case. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-8744a05aee30]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Green

Jewels

30j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1987

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