14k Yellow Gold Estate Freshwater Pearl and Black Onyx Necklace Vintage Estate This wonderful dainty necklace with freshwater pearls, black onyx round beads, and 14k yellow gold small round beads works beautifully with a lot of looks. It came from my Mom's estate and was likely purchased in the late 90s. Measurements:  Length: 19" Width: 1/8" W Pearls: ~8 mm long x 5 mm w (average) Onyx Beads: 4.25 mm Gold Beads: 3 mm Weight: 7.9 g Condition:  Excellent vintage condition. The spring ring closure is very secure. Could use a light cleaning. No noticed damage. Normal wear for age. Please see all photos.