Men's Oval-Shaped Genuine Onyx 18k Gold over Sterling Silver Nugget-Style Eagle Ring FREE SHIPPING on orders of $30.00 or more - Top Rated Seller - Trusted Since 1952 - 90 Day Guarantee - Easy Returns - Free PalmBeach Jewelry Gift Box 14k Yellow Gold Over Sterling Silver - Quality Stamp (.925) Black Onyx is a variety of the gemstone chalcedony, dramatic in color and rich in history. Ring Style: Novelty This all-time favorite nugget-style ring captures his imagination with a traditional flying eagle motif set against dramatic onyx. Perfect gifting for men of all ages designed in 18k gold (40 mils) over sterling silver. Sizes 8-13.