Jaeger-LeCoultre’s reverso is a remarkable watch. This is because the case can be turned around while it remains on the wrist. Jaeger-LeCoultre developed this case construction to protect the vulnerable crystal from the hardship of the polo game. On one of my favorite forums, The PuristS Pro, a member?posted photos of his Jaeger-LeCoultre Reverso Grande GMT?undergoing a full service and thus being?taken apart. All photos where taken by the watchmaker performing the service.The photos give a very interesting view of the case construction of the Jaeger-LeCoultre Reverso and especially the mechanism that enables flipping the case around.?Here is a photo of one of my favorites of this Jaeger LeCoultre series… the Reverso Grande GMT. Ad - Scroll to continue with article Jaeger-LeCoultre Reverso Grande GMTThe dials can show time in two different timezones. The white dial also has a grand date, small second hand and a day & night indicator. The reverse side, which is black, shows besides hours and minutes, a 24 hour indicator, 8 day power reserve indicator and the time difference with the Greenwich Mean Time or GMT.Besides the incredibly nice design it’s a wonder of mechanics. With so much features in such a small wristwatch. This Jaeger-LeCoultre Reverso Grande GMT is in rose gold and steel, with choices of a bracelet or leather strap with deployant clasp.Jaeger-LeCoultre Reverso Grande GMT