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List

Gasket

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Gaskets function to seal the case back, crystal, and crown to protect against water infiltration during normal wear. Gaskets are normally made of rubber, with some made of plastic. Gaskets should be replaced every few years to ensure the watch maintains it's water resistance capability.

GPS Solar

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Accurate time, anywhere on earth. Seiko has created a watch that automatically receives time, time zone, and day and date data from the global network of GPS satellites. It recognizes all the 39 time zones on earth.

GMT Time Zone

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Greenwich Mean Time (GMT), also known as Zulu time, is set to the International clock in Greenwich, England. It reflects the world time on a 24 hours scale and is used by pilots around the globe.

Gold plated

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A layer of gold electroplated to a base metal. The thickness of the plating is measured in microns.