Onyx Oval Gemstone Pendant Necklace Elevate your look with this stunning Onyx Oval Gemstone Pendant Necklace. The sleek, oval design and deep black color of the onyx gemstone make a bold statement of sophistication and luxury. Whether you're dressing up for a night out or adding a touch of elegance to your everyday style, this necklace will be the perfect finishing touch. Its timeless design and high-quality materials make it a versatile and valuable addition to your jewelry collection.