The classic engagement ring. Tiffany & Co. introduced its first solitaire engagement ring in 1886. Featuring a single center stone, the solitaire engagement ring is typically set on a plain band, however some styles may feature a pavé band. Retails for 11900 USD. In excellent condition and recently polished. Ring size is 7.5. Comes with Box;Valuation Report;Tiffany Diamond Certificate; (Out of stock)