Record Time: How Richard Sapper Designed the Heuer Microsplit 520 in Just Four Months | TAG Heuer Official Magazine
1970's Tag Heuer Microsplit Stopwatch - $2 at Deseret Thrift. And I read that this little device was the design inspiration for the IBM Thinkpad. : r/ThriftStoreHauls
Record Time: How Richard Sapper Designed the Heuer Microsplit 520 in Just Four Months | TAG Heuer Official Magazine
Vintage Heuer 370 Microsplit info? | TAG Heuer Forums
HEUER microsplit ref. 1000 - IKONIC STOPWATCH
Heuer Microsplit
Vintage Heuer Microsplit 320 digital stopwatch #1 - Smilodone