Oscar Heyman Gemstone Flower Brooch in 18K signed-designer Stylish pink gold forms a

Stylish pink gold forms a large design with a dark checkerboard face framed by a black bezel

The pin stem is a later addition

each earring features a central oval with red and blue enameling and a center bezel-set diamond

Make an entrance in this luxurious signed designer high karat yellow gold pendant by Jean Mahie

This jadeite jade and diamond ring features a pair of teardrop jade cabochons in a bypass setting accented by channel set diamond baguettes

Oscar Heyman Gemstone Flower Brooch in 18K signed-designer Stylish pink gold forms aDesigned as a bouquet of flowers sapphire, ruby and emerald flowers, with diamond pistils and leaves, set in 18k yellow gold. With Oscar Heyman 'HB' hallmark.