Brochette van goud met negen gekleurde edelstenen
Kellenbach & Co, Fa. · c. 1925

topaz (mineral), tourmaline, citrine, gold (metal), corundum, aquamarine (mineral), beryl, chrysoberyl
Kellenbach & Co, Fa. · c. 1925

topaz (mineral), tourmaline, citrine, gold (metal), corundum, aquamarine (mineral), beryl, chrysoberyl