GOODSTONE JEWELS Natural Ruby Moon Pendant Necklace. Expertly crafted from high-quality 925 sterling silver, this necklace is the perfect blend of elegance and charm. Featuring a captivating 6mm round ruby center, it is beautifully accented by the vibrant hues of ruby and zircon, creating a harmonious and eye-catching design that will elevate any outfit. Premium Quality & Elegant Design: This exquisite necklace boasts a 1-carat ruby, set in a polished bezel for a flawless finish. The pendant measures 16.3 x 9.9mm, with a total weight of 2.35 grams, ensuring a delicate yet durable piece that can be worn every day. The 16” cable chain includes a 2-inch extender for adjustable length, making it easy to personalize the fit.