In a quartz watch a battery runs current through a synthetic quartz crystal, which vibrates at 32, 600 beats per second.

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It was a plastic watch offered in a wild rainbow range of colors comprising just fifty-one parts and powered by a battery and a quartz crystal.

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Quartz watches use very high-frequency oscillations of a crystal, which can be tuned with extreme precision to produce regular signals.

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The smaller eggs offer a choice of materials, techniques and styles such as carved stones and minerals, as varied as rock crystal, chrysoprase, snowflake obsidian, lavender jade, jadeite, pink opal, rutilated quartz, jasper and turquoise.

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