• Audemars Piguet introduces the Dual Time, the first watch to display two timezones at once.
• Junghans brings the world's first radio-controlled wristwatch on the market, the Mega 1.
• Jörg Schauer starts his own business at the age of 22 years.
• On 7 December 1990, to the day exactly 145 years after the founding of the company A. Lange & Söhne, Walter Lange, great-grandson of Ferdinand Adolph Lange, with support of IWC and its director Günter Blümlein, founds the company again under the name Lange Uhren GmbH.

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