No additional charges will be added to this order. Shipping costs are the full responsibility of the seller (including customs duties). This policy does not apply to fixed-price items, auction items, ongoing promotions and sale items; write to the seller for more information. Fashion ring composed of two onyx rings held together by a platinum structure mounted with a central tanzanite surrounded by diamonds on the front and a plain platinum structure on the back. This ring was made entirely by hand by Italian master goldsmiths and is in perfect condition. Diamonds 0.10 ct. Tanzanite 0.31 ct. Onyx 3.50 gr Total weight 6.10 gr RF +GCUH. Italian Size 16. US Size 7.5. French Size 56. For any information, feel free to contact the seller through the message centre.