Swiss made for the Canadian market. 1930s. Gold filled case, gold filled band. Retained within period jeweller's presentation case marked, "Watersport Timed with Toronto Observatory". Marked, "Rolex Standard" dial, "Rolex" to inner cashback. 21mm case diameter. After winding, watch was found to be running at the time of cataloguing. It has not been tested for timekeeping accuracy and may require adjustment. Unknown service history. CODE:WAT