Seiko Cal. 6221 - 204

This Quartz model from 1967 features a 40mm Two-Tone case. It features a Black dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-be1a9f329a43]

Also known as: Sumo, World Timer

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Black

Jewels

18j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1967

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