Flash - Estate Sterling Silver Opal Stud Earrings. These classic earrings are crafted from sterling silver, hallmarked 925 for sterling. Featuring 2 genuine round cut cabochon opals, classic styling, and quality silver work. The expertly claw set opals are clear with beautiful flashes of orange and green. They are housed in a basket setting which add strength and durability to the gallery. They have sturdy posts for pierced ears and secure butterfly backings. Truly a perfect gift or wonderful addition to any jewelry collection.