Jaeger LeCoultre, Série Unique No. 45/600, Ref. 141.010.1. Made in a limited edition of 600 pieces in 1983 for the 150th Anniversary of Jaeger-LeCoultre. Very fine and rare, rectangular, 18K yellow gold wristwatch with triple date calendar, moon phases and a gold-plated Jaeger-LeCoultre buckle. Accompanied by a Jaeger-LeCoultre box and Guarantee