18K / 750 Yellow Gold Earrings with Akoya Pearls, Blue Sapphire, and Blue Topaz 18 k yellow gold (not stamped, tested positive for 18 k) Length: 44 mm Weight: 4.50 g • 2 akoya pearls, 7.5 mm Ø Pearl type: saltwater akoya pearl (Pinctada Martensi Oyster) Shape: round Origin: Japan Color: white Luster: super high luster. Nacre: thicker nacre. Surface: smooth and clean (see photos) • 12 faceted blue topaz beads, 5 mm Ø • 12 faceted rondelle-cut blue sapphires, 2 × 2.5 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)