One Belle Époque French Diamond and Sapphire 18k Yellow Gold Toi et Moi Ring. Featuring one old mine cut diamond weighing approximately 1.00 carat, graded I color, VS2 clarity, and one oval mixed cut sapphire weighing approximately 0.90 carat. Accented by nine single cut diamonds with a total weight of approximately 0.20 carat, graded F color, VS clarity. Crafted in 18 karat yellow gold with French hallmarks. Circa 1900. The ring is a size 7 and may be resized.