Gold, diamonds, aquamarine, hot jewelry enamel, silk cord; lost-wax casting, sawing, stained glass enamel, champlevé enamel on engraved background, enamel painting, rhodium plating

Gold, diamonds, sapphires, emeralds, topaz, zircon, hot enamel jewelry

Gold, silver, diamonds, demantoid, agates, hot jewelry enamel. Wax carving, lost wax casting, champleve enamel over engraved background, silver oxidation