This is where we bought one for DW last trip. My sense is that they aren't as difficult to find as they were a year or so ago. I also believe the Main St. Jeweler is kind of the official HQ for them though they might turn up in other shops as well. I'd def. check there first.
Our Authorized Disney Vacation Planners are here to provide personalized, expert advice, answer every question, and uncover the best discounts.
Let Dreams Unlimited Travel take care of all the details, so you can sit back, relax, and enjoy a stress-free vacation.