18K (K18) onyx pendant top. This pendant features a sophisticated black onyx stone set in a gold frame, creating a luxurious design. The three-dimensional, unique form adds an accent to any outfit when paired with a simple chain. Marking: K18 Weight: Approximately 11.19g Materials: 18K gold, onyx Condition: Near new, with no noticeable scratches or stains. *Please check the condition in the images. This listing is for the pendant top only (chain not included). Please refrain from purchasing if you are concerned about minor details due to home storage.