16.5 cts. AAA grade, the best! Ready to be set into fine jewelry,This stone activates, opens, and energizes the heart chakra. Meditating with or wearing Chrysoprase can facilitate a deep heart connection with the Mother Earth. I have many pieces in all sizes, just let me know what you are looking for. Men love Chrysoprase for its vibration of courage, helps one to move ahead in all business dealings. Green is about healing on all levels.