Vintage Obsidian and Onyx Inlaid Sterling Silver Oval Post Earrings Mexico

Nice pair of pre-owned sterling silver inlaid onyx and what I believe to be obsidian stones. Post backs on these are in good shape overall, butterfly backs are mixed and not silver. Stones do show some surface scratching and these do need a proper cleaning - priced accordingly.  Please do review all of the photographs as they are of the actual item you are buying. Size: Approx 7/8" high x 5/8" wiode Weight: Approx 10.4 grams all inclusive Hallmarks: 925 Mexico Primary Stone: What I believe to be obsidian Secondary Stone: Onyx Notable: Unpolished. Shows age acceptable wear and some tarnish and need a proper cleaning. Butterfly backs are base metal and do not match. Please do check out my other items as I am happy to consolidate shipping! This item condition is overall good pre-owned condition. This item will be shipped via USPS Ground Advantage. IVL - W212 Please be aware that the props used in the images are not included in the purchase price.