Celebrating the art of gem photomicrography, where very small features are magnified by a microscope and captured by a camera, GIA’s 2020 calendar features stunning, vibrantly-colored photomicrographs, each of a different birthstone. This item is available as a free giveaway with any other Retailer Support item purchase between January 2 and February 7. No need to add to your cart to receive the free giveaway. Please only add this item to your cart if you would like to purchase additional copies, or if you are not interested in purchasing any Retailer Support items at this time. Contact firstname.lastname@example.org with any questions.