Invisible fixing for gemstone in jewellery article setting comprises two-armed holder with claws that grip underside of stone and hold it in setting

摘要

The fixing consists of a holder (3) with a base (8) and two arms (9, 10) with claws (11, 12) on their upper ends that engage with notches (5, 6) cut in the underside of a gemstone (2). Notches (13, 14) in the arms' outer surfaces are used to hold the gemstone in a its setting.