18K / 750 Yellow Gold Necklace with Akoya Pearl, Freshwater Pearls, and Colored Tourmalines Gold hallmark: 750 Length: 44 cm Weight: 11.09 g • 1 Akoya pearl, 9.5 mm Ø Pearl type: Saltwater Akoya pearl (Pinctada martensi oyster) Shape: Round Origin: Japan Color: White Luster: Super high luster Nacre: Thick Surface: Smooth and clean (see photos) • 16 oval pearls, 4 × 3.5 mm • 74 rectangular-cut colored tourmalines, ± 4 × 5 mm These types of gemstone are commonly treated to enhance color. This fact has not been examined for these specific stones. SHIPPING: Insured shipping via UPS, DHL, FedEx, or Correos Express. Transit time: Spain: 24 h Europe: approx. 48–72 h Worldwide / outside EU: approx. 48–72 h