Christie’s is looking for customers for its upcoming online course: History of Watches: 1700 to Now. To help liberate $1500 from punters’ pockets, Christie’s PR department’s published a Q & A with its e-professor: “independent watch consultant” Dr. Andrew Hildreth. Its pithiness bodes well for the course’s accessibility. And here’s the watch Dr. H. reckons watch collectors should collect . . .