Perfectly petite, this gemstone solitaire necklace complements every look and any style. Fashioned in warm 10K gold, this choice features a 4.0 x 2.0mm channel-set baguette-cut iridescent opal. Polished to a bright shine, this design suspends centred along a 16.0-inch rope chain with 2.0-inch extender that secures with a spring-ring clasp.