Early 1900s Art Nouveau Natural Diamond 14k Gold Ring

A beautiful hand made Art Nouveau natural diamond ring crafted of 14k yellow gold (tested). Features a center natural round European cut diamond weighing approximately 1/2ct. The diamond is SI2 in clarity and I-J in color. Accented with a 1/3ct natural round diamond that is VS in clarity and H in color. Adorned with 3 single cut round diamonds (one is missing). Measures 1/2" lengthwise on top of finger. Ring size is 4. Weighs 6.7 grams.