Reply To: Where to buy hydrothermal rough and imitation diamond? › Forums › Cutting Material and Identification › Where to buy hydrothermal rough and imitation diamond? › Reply To: Where to buy hydrothermal rough and imitation diamond? September 5, 2017 at 12:19 pm #3478 AnonymousInactive @ Thank you so much for all the good information. The quest for other diamond simulants is still on but I learned some great info! Thank you