Elfrun Lach ‘Square Series’, white’ Brooch: oxidized sterling silver, stainless steel, antique venetian ‘white heart’ trade beads, coral, glass, pearls, wood. ‘Square Series, red’ Brooch: oxidized sterling silver, stainless steel, antique venetian ‘white heart’ trade beads, coral, pearls. ‘Square Series, black’ Brooch: oxidized sterling silver, stainless steel, black agate, coral, glass, hematite, labradorite, onyx, pearls.