Gem Stone King 10K Yellow Gold Black Onyx and Diamond Engagement Ring For Women (1.25 Cttw, Gemstone Birthstone, Available In Size 5, 6, 7, 8, 9) | Amazon.com
Marquise Black Onyx and Diamond Accent Beaded Starburst Border Bypass Ring in 10K Gold | Zales
10k Gold Black Onyx Natural Diamond Oval Navette Ring Child Pinky Vintage | eBay