Pack of 3 Dragon Eggs, also known as Emma Eggs.  These crystals have a rough frosting on the outside and a highly polished flat area that shows the interior of the stone.  This viewing window is why they're also known as Seer Stones or Window Stones. This pack contains one each of Amethyst, Rose Quartz and Smoky Quartz.

Size: 3.6 - 5.6 cm approx measured at the largest points
Weight: 49 - 98 grams approx