Report Number: TH25G115741 Submission Date: 21/10/2025 Report Date: 21/10/2025 PIN: 4551 Group: Gemstone Species: Natural Topaz Variety: Topaz Color: Blue Shape: Pear S P E C I E S : Natural Topaz V A R I E T Y : Blue Topaz W E I G H T : 79.53 cts D I M E N S I O N S : 33.53 x 21.86 x 15.10 mm C U T : Modified Brilliant / Modified Brilliant S H A P E : Pear T R A N S P A R E N C Y : Transparent P H E N O M E N A : None C O L O R Blue T R E A T M E N T S See Comments C O M M E N T S Known in the trade as "Swiss blue topaz" Topaz is commonly heated or irradiated to improve or change the color. Color authenticity is currently undeterminable.