This unique interlocking double circle sister necklace features 5A grade birthstones, each representing the special meaning of a month. The two closely connected circles symbolize two intimate hearts, making it a perfect gift for sisters, bridesmaids, or brides to express cherished sisterly bonds or deep friendship. The pendant showcases a sparkling heart-cut birthstone, with each stone carefully selected and cut to highlight its unique color. The necklace is set with the October birthstone and crafted from 925 sterling silver plated with 18K white gold. The high-quality 5A birthstone and multi-layer electroplating ensure long-lasting shine without fading. The pendant measures 19mm (large circle) and 12mm (small circle), with a 16+2 inch adjustable chain. Presented in a beautiful gift , this necklace is an ideal choice for birthdays, anniversaries, or Christmas gifts for friends, wives, or mothers. Rest assured with our quality-tested products and 30-day free after-sales service. Contact us anytime for assistance with your purchase.