Gently curved comet, drop or leaf from the most treasured locality, Besednice, where the raised ridges and deep valleys get these pieces called hedgehogs.
Certified by an IGS (International Gem Society) gemologist. He said this about it: "Clarity Grade Light green to clear with minor chips. Collectors Grade Tear/Comet Shaped." Length: 5.5cm; Width: 2cm; Depth: 1.1cm Weight: 50.55ct Origin: Europe (Czech Republic)