passed, we are officially in the christmas shopping season. and if you are thinking of getting a bobble for your loved one we have something to put you in the right spirit. here is our power play of the week. >> a beautiful thing to look at. the history is mysterious and intriguing. >> jeffrey post is curator and talking about the hope diamond. >> blue diamonds have been rare and so it is hard to lose a blue diamond in history. >> chris: in the 1600s the french gem merchant found it in india and sold it to king louis xiv. >> it was one of his featured gemstones. >> chris: during the french revolution it was stolen and ended up in the collection of king george iv of england.