Here is a beautiful black onyx antique ring, the handmade 14kt white gold setting holds an oval black onyx inside a halo like surround.  The onyx stone is topped with a diamond shape white gold piece holding a sparkly white genuine diamond.  This ring is in excellent condition for its age, the prongs and the ring shank appear to be in almost original condition.  The ring top measures  20 x 13 mm. Size 9 . Marked 14kt.   -Please look well at the photos of the item as this is the actual item that Handmade Vintage Onyx Rings, Luxury Vintage Onyx Jewelry, Luxury Hallmarked Onyx Rings, Antique Onyx Rings With Black Enamel, Antique Onyx Rings With Polished Finish, Antique Diamond Rings, Halo Style, Celtic Rings, Gold Piece