Toronto, ON-based ethically sourced jewellery company, Skyjems.ca (+1-647-436-7733) have launched a report outlining the differences in colour and quality between heat and non-heat treated sapphires. Go to https://skyjems.ca/blogs/news/heat-treated-sapphires for more information.
Toronto Jeweller Offers Buyer’s Guide On Finding Quality Heat-Treated Sapphires
Toronto Jeweller Offers Buyer’s Guide On Finding Quality Heat-Treated Sapphires, updated 8/3/21, 5:34 AM