Diamonds define a sparkling initial on a personalized necklace crafted from 18-karat gold. A hidden synthetic ruby marks the piece for a signature finish. 15 1/2" length with 2" extender; 1/2" pendant diameter.. Lobster clasp closure.. Total diamond weight: 0.04ct.. Color: G-H.. Clarity: SI.. 18k gold/diamond.. By Roberto Coin; made in Italy..