AN ART DECO DIAMOND AND EMERALD RING, MARCUS & CO., CIRCA 1935. Centring an old mine-cut diamond, weighing approximately 1.00 carat, flanked by two old pear-shaped diamonds within an emerald surround, to baguette-cut diamond shoulders within a border of old single-cut and old European-cut diamonds; signed Marcus; mounted in platinum. #Marcus #ArtDeco #ring
A Belle Époque diamond solitaire ring, circa 1915. The oval-shaped diamond, weighing 6.98 carats, within a delicate openwork mounting of single-cut diamonds; mounted in platinum. #BelleEpoque #BelleÉpoque #antiqueDiamo
An Art Deco gem-set, nephrite jade and diamond brooch, Cartier, circa 1925. The carved nephrite jade vase holding a bouquet with a carved sapphire, accented by sapphire and cabochon emeralds, enhanced by old mine-cut and single-cut diamonds; signed Cartier; mounted in platinum; length: 1 1/4in. #Cartier #ArtDeco #brooch
An art nouveau enamel, diamond and gem-set pendant brooch, circa 1905 designed as a winged water spirit with scrolling hair, the basse taille enamel wings accentuated by lines of old mine-cut diamonds, highlighted by one circular-cut ruby and two demantoid garnets; unsigned, no. L 0343; mounted in platinum-topped fourteen karat gold; length: 1 3/4in.
An Art Deco Four Strand Coral Bead and Diamond Torsade Bracelet, Circa 1920. Platinum, composed of deep orange and oxblood coral beads approximately 6.1 to 5.7 mm., completed by two diamond-set rondels and a buckle link clasp set with old-mine cut and single-cut diamonds. #ArtDeco #bracelet