Watch Timegrapher Accuracy Tester

~$170 typical price

A bench device with a microphone stand that listens to a mechanical watch and shows its rate, beat error and amplitude.

Why it makes a great gift

Gives a collector real numbers on how each of their watches is running instead of guessing.

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~$10

A useful accessory for any watch hobbyist or collector.

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~$110

Combines wildlife watching with a fun daily photo stream from the garden.

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~$179

A fascinating tool for a maker who likes finding heat leaks and exploring how things work.

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~$119

Gives a data-minded person a clearer picture of when to ventilate a room.

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