This Ren Boivin sapphire Feuille brooch is a vintage piece from the 1930s, designed by Juliette Moutard for the House of Ren Boivin. The brooch features a leaf design with 63 oval, cushion, and circular-cut sapphires that subtly shift in hue and tone to mimic natural variegation. These sapphires, which have an approximate total weight of 124.00 carats, are set on an articulated structure of 18kt yellow gold veins. It is accompanied by a certificate of authenticity and measures at a length and width of 2.50 inches each.