14k or 10k Yellow Gold 12mmx8mm pendant on a 0.9mm cable chain Necklace length: 15-16" Lobster closure Emerald cut Black Onyx measuring 6x4mm set (inverted) in a 4-prong basket; weight: 0.5ct Round cabochon cut Opal measuring 2.5mm; weight: 0.05ct 3 Round Brilliant Cut White Diamonds; weight: 0.014ctw 2 Round Brilliant Cut Black Diamonds; weight: 0.007ctw Handmade in New York City. Please allow up to 4 weeks for production.