Overview: Elegant vintage drop necklace by Alfieri & St John, crafted in 18 karat white gold.  The onyx drop measures 22mm x 12mm. The turquoise measures 9mm. The total diamond weight is estimated at 0.13 carats (estimated at G-H color and VS2-SI1 clarity). The onyx and turquoise is in excellent condition and free of cracks or chips. The necklace is in excellent original condition. Particulars: Weight: 7.6 grams Stones:  The onyx drop measures 22mm x 12mm. The turquoise measures 9mm. The total diamond weight is estimated at 0.13 carats (estimated at G-H color and VS2-SI1 clarity). The onyx and turquoise is in excellent condition and free of cracks or chips. Size & Measurements: The necklace measures 16 1/2 inches. The drop measures 2 inches in length. Metal & Hallmark: Solid 18k white gold. The necklace is hallmarked "750" for 18 karat gold and "Alfieri St John"   Lot G2871