This elegant Diamond and Black Onyx ring is crafted in luminous 14K high-polish yellow and white gold. The design features a single bezel-set round diamond, weighing approximately 0.30 carats and graded G color, VS clarity, showcased within a striking oval black onyx. Sleek and timeless in profile, the ring measures approximately 17.6 mm x 5.8 mm x 1.7 mm, offering a refined balance of contrast, sophistication, and modern design.