Seiko Cal. 6290 - 303

This Hand-Winding model from 1981 features a 36mm Hardlex-Coated Steel case. It features a Black dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-b3b068bb078e]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

14.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

100m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1981

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