Designer Aleksander Gliwinski Amber Pendant. The Aleksandr Gliwinski pendant is an exceptional jewelry item that has been crafted by the acclaimed Polish designer. Aleksander is a renowned jewelry artist from Poland, widely recognized for his unique work. The freeform pendant is made of genuine butterscotch amber stone set in .925 sterling silver. Please note that the pendants are one of a kind, there may be variations in the shapes of the pendants.