Bring subtle iridescence to your collection with this White Opal Octagon Solitaire Pendant Necklace in 925 sterling silver. Featuring one 8mm octagon faceted white opal (approx. 2 carats), this gemstone shimmers with soft rainbow hues. The pendant measures 19.34 x 8.30 mm and hangs from a 16” + 2” adjustable cable chain with a secure lobster clasp. Total weight is approximately 5.20 grams with chain. A timeless October birthstone necklace and sterling silver gemstone jewelry piece for everyday elegance or special occasions.