Renaissance table-cut rock crystal ring, Italy, ca. 1550, rock crystal, high carat gold (about 22k), enamel, bezel length 1 × 1cm, height 8mm, 5.7g, The ring is embellished with a pink-red colored foil backing.
Quatrefoil Point Cut Ring, c. 1550 A.D., diamond, enamel, gold, This ring introduces the table cut diamond, obtained by slicing across the top of the point cut, and the first step in the long process of mastering the techniques of diamond cutting. Since table cuts were still rare point cuts have been used for the bezel. The prestige of a diamond ring stood so high that it was not only used by the rich at weddings, but kings and queens adopted it as an emblem.