| Antique | Yes |
| Occasion | Anniversary |
| Main Stone Color | Black |
| Year Manufactured | Pre-1920 |
| Metal | Yellow Gold |
| Secondary Stone | Diamond |
| Jewelry Department | Fine |
| Vintage | Yes |
| Main Stone | Onyx |
| Department | Women |
| Style | Cocktail |
| Gemstone Clarity Grade | Eye Clean |
| Base Metal | Gold |
| Handmade | Yes |
| Main Stone Creation | Natural |
| Color | Black |
| Sizable | Yes |
| Material | Gemstone |
| Materials Sourced From | United States |
| Brand | B&F |
| Type | Ring |
| Metal Purity | 14k |
| Era | Art Deco (1915-1935) |
| Theme | Art |
| Original/Reproduction | Original |
| Country Of Origin | United States |
"B&F" refers to Baden & Foss, a prominent New York-based jewelry manufacturer known for producing high-quality mountings and finished pieces during the 1940s-1950s, though they operated around the Art Deco period.