called core

included in the observation with a 10x lens

The gem appears clear when observed with a 10x lens

There are several variations on the market and I have also tried to give my "organic" interpretation of this great classic: This solitaire has a bezel that starts from the stem and grows to create the claws that hold the stone

which are found in the Mogok Valley in Burma and more precisely from the Mong Hsu mine

Coppia di Tormaline taglio ottagonale 1,72 ct FTT called coreSmall but full colored and fascinating, these two blue green Tourmalines are perfect for mounting on stud earrings. Visible very light mirror inclusions typical of the mineralogical species.