METAL: 18k Gold. MEASUREMENTS: Necklace is 16 1/2" long, Pendant 21mm. Earrings are 30mm x 11mm. GEMSTONES: Pearls - 9.5mm, blue topaz, citrine, tourmaline, Diamonds. MARKED: Bvlgari, 750, made in Italy. WEIGHT: 71.4 grams.Gemstones have not been graded for color and clarity ,and tested for clarity and color enhancement, unless stated otherwise.