One graduated, knotted single strand opal bead necklace. The 24 inch (60cm) long necklace is composed of seventy one (71) polished round opal beads measuring 4.50mm to 8.50mm in diameter. The white opal has a slightly greyish yellow body colour. There is a moderate intensity play of colour with primary green and red colours in pinfire patterns, and with uniform distribution. It is attached by a 9kt yellow gold clasp that has a bezel set 6.00 x 4.50mm oval cabochon cut white opal with mixed play of colour.