Rolex 6036 "Joyeria Riviera" Chronograph Triple Calendar @ Christie's
The dial features the retailer's signature "Joyeria Riviera", meaning that the watch was initially sold in 1952, in Old San Juan, Puerto Rico.
Movement Valjoux 72C: Manual winding, 17 jewels, 18000v/h
Sold @ Christie's Geneva for 99000CHF, on May 14, 2012.