DEAR MISS MANNERS: I am not knowledgeable about watches. I found the watch I often wear by searching online for a self-winding watch and finding one that was in my budget and looked nice. What I didn’t realize at the time was that it was a knockoff of a popular luxury design. In the past, when somebody would compliment me on my watch, I would explain that it wasn’t what they thought it was. But I recently changed jobs and am seeing many more people each day, increasing the frequency that my watch is seen and that people believe they recognize the brand. Explaining that it’s a knockoff is start…