Mastermind. The 180 Watch does a few things better, but the Mastermind watch can't be broken by accidentally hitting the reset button while the watch is going.
I think your best bet is to get a divers watch with a rotating bezel. This way you can still use it after your LSAT days are over and I feel it is the quickest way to reset in-between sections.
... a watch is the time reset feature. Most watches require that ... find yourself flustered trying to reset your watch in time. The ... you can press to instantly reset time after each section. These ...