Jaeger-LeCoultre Grande Reverso Duo Date Wristwatch Q3742421 273.2.85 Gold
Reference Q3742421 or 273.2.85. Jaeger-LeCoultre Grande Reverso Duo Date. Model Reverso. Power reserve of 48 hours. Case 30 x 42 mm, 48.5 mm w/lugs, 18k Rose gold. 10.3 mm thickness.