Rectangle black onyx 14k white gold ring with hammering texture.  Onyx is 25 mm x 18 mm, weighing approximately 27- 30 grams based on ring sizes.  The top of the ring is 27.5 x 22 mm, the Side shank is 24.5mm, and tapered down to 8mm. A statement piece is made one at a time.  Available in yellow gold and rose gold. Please inquire.