18K / 750 Yellow Gold Necklace with Citrine, Aquamarine, Green, and Purple Amethysts Gold hallmark: 750 Length: 46 cm Weight: 21.12 g • 12 trapezoid-cut citrines arranged by size from of 10 × 8 mm to 12.7 × 9 mm • 4 trapezoid-cut aquamarines arranged by size from of 10 × 8 mm to 13 × 11 mm • 8 trapezoid-cut green amethysts arranged by size from of 12 × 10 mm to 14.5 × 12 mm • 8 trapezoid-cut purple amethysts arranged by size from of 11.5 × 9.5 mm to 12.5 × 7.7 mm 18 k yellow gold (not stamped, tested positive for 18 k) These types of gemstones are commonly treated to enhance their color. This has not been tested for these specific stones. Ships in a jewelry box SHIPPING: Insured shipping via UPS, UPS, FedEx, or Correos Express. Transit time: Spain: 24 h Europe: approx. 48–72 h Worldwide / outside EU: approx. 48–72 h