A rare collector piece: deep blue Kornerupine. Weight: 0,65 carats. Clarity: SI3. Size: 6,3 x 4,2 x 2,7 mm. No treatment. $105 shipped. _ #bluekornerupine #collectorgem #bk18 #pierredecollection #raregems #dlvjewel #gemmeraredecollection #bluestone #BK18 #gemmedecollection #trichroicgem https://www.instagram.com/p/CPq3rAjIOQN/?utm_medium=tumblr







