Art Déco Ring with europaen-old-cut diamond, ca. 0.3 ct, TW (L)/VS, further diamonds totalling ca. 0.32 ct and small synthetic, carré-cut rubies (1x missing, some distinct abraded), 18K yellow gold, face side platinum, ring size 54, early 20th century, signs of wear, nice craftsmanship with ajour, millegriffes and engravings.