Sotheby's : New York, Tuesday June 20, 2000 : Important Watches, Wristwatches and Clocks /

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• Sotheby's : New York, Tuesday February 22, 2000 : Important Watches, Wristwatches and Clocks /
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• Sotheby's : New York, Tuesday February 11, 1997 : Important Wristwatches, Watches and Clocks /
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• Sotheby's : New York, Tuesday October 27, 1998 : Important Watches, Wristwatches and Clocks /
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• Sotheby's : New York, Tuesday October 26, 1999 : Important Watches, Wristwatches and Clocks /
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