NATURAL PEARL, SAPPHIRE AND DIAMOND NECKLACE

NATURAL PEARL, SAPPHIRE AND DIAMOND NECKLACE
Twenty-seven natural pearls of 11.9 to 7.2 mm, bead and oval-cut sapphires, old circular and single-cut diamonds, Art Deco clasp, 39.0 cm
Gem & Pearl Laboratory, 2020, report no. 18469: natural pearls, saltwater