18K / 750 Yellow Gold Necklace, Pendant, and Earrings with Freshwater Pearls, Biwa Pearls, and Blue Sapphires Gold hallmark: 750 Necklace length: 46.5 cm Necklace weight: 4.87 g 18 k yellow gold (not stamped, tested positive for 18 k) Earrings length: 61 mm Earrings weight: 3.97 g Pendant length: 55 mm Pendant weight: 2.04 g • 2 drop-shaped silver freshwater pearls, 12.5 × 8.2 mm • 1 drop-shaped silver freshwater pearls, 12.7 × 8 mm • 3 Biwa pearls, 27.4 × 5 mm 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, DHL, FedEx, or Correos Express. Estimated transit time: • Spain: 24 h • Europe: approx. 48–72 h • Worldwide / outside EU: 72 h (delivery times may vary by destination)