Seiko Cal. 6221 - 860

This Quartz model from 1972 features a 43mm Titanium case. It features a Green dial protected by a Mineral crystal and offers 180m of water resistance. [seikata-wm-749b5028d861]

Also known as: Helmet, Rally

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

43mm

Case Thickness

8.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

Green

Jewels

30j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

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