This Edwardian marquise sapphire and diamond cluster engagement ring circa 1910, available at Berganza, is set with a marquise shape, old-cut, natural unenhanced sapphire, encircled by a single row of round, old, single-cut diamonds of varying sizes, with

This Edwardian marquise sapphire and diamond cluster engagement ring circa 1910, available at Berganza, is set with a marquise shape, old-cut, natural unenhanced sapphire, encircled by a single row of round, old, single-cut diamonds of varying sizes, with a further set to the shoulders, and yellow gold with platinum settings.