Dating from the 1980s, this strap bracelet by Maison René Boivin is composed of sapphire, pink tourmaline, perdiot,and amethyst, set in 18K gold. The fully flexibly tapering strap is composed of a mesh of oval cabochons subtly graduating in hue from pale to saturated pink to purple to green to pale and violet-blue, interspersed with cushion-shape sugarloaf cabochon gold links and completed by a conforming gold clasp. With its satisfying weight and softness, this beautiful harmonization of stones and hues epitomizes casual and sophisticated French glamor.