| Shape | Oval |
| Occasion | Birthday, Mother's Day |
| Main Stone Color | Multicolor |
| Metal | Sterling Silver |
| Item Length | 2 in |
| Secondary Stone | No Stone |
| Jewelry Department | Fine |
| Vintage | Yes |
| Main Stone | No Stone |
| Department | Women |
| Base Metal | Silver |
| Handmade | Yes |
| Main Stone Creation | Natural |
| Signed | Yes |
| Color | Silver |
| Material | Shell |
| Materials Sourced From | Mexico |
| Brand | Antonio Castillo |
| Type | Brooch |
| Metal Purity | 925 |
| Era | Undated |
| Original/Reproduction | Original |
| Theme | Sea Life |
| Country Of Origin | United States |
Sterling silver abalone sea horse oval brooch measuring 2" long and 1.5" wide. It is marked on the back AC Mexico Sterling .925. The "AC" stamp on Mexican jewelry most commonly refers to Antonia Castillo of the famous Los Castillo workshop in Taxco.