this neckless, 300karots of indictments alne, 800 stones, spent a year and a half collecting each and months crafting it into what we like to call, like you said, a diamond tie. gerri: unbelievably beautiful. you collect the diamonds, working with collectors. how do investors pick the right piece? what are they looki for? first, you want to know who you are buying your diamonds from. now, in terms of colored diamonds -- gerri: thought you said who to buy them for. that's also true. >> it is true. that's a trick question too. with colored diamonds, you want to look for stones with the greatest color saturation in the stone so really, really strong, powerful colors. gerri: as we saw. now, looking at dimes not colored, what do you look for? these are absolutely phenomenal. >> you're looking for the exact opposite. you want colorless, def color and flawless or near flawless in terms of clarity. gerri: so gorgeous. you have to wonder if they are real they have so perfect, but they are. >> they are. gerri: a lot of diamonds today. is the market growing? what appreciation can i expect from t