Art Deco & Mid Century JewelryEuropean and American jewelry made between 1920 and 1960, including signed jewels and unusual examples. Ruby and Diamond Link BraceletPlatinum, diamond and ruby bracelet with oval links set with European cut diamonds connected by channel set square cut ruby links, New York, c. 1930. Rudy and Diamond Retro Bracelet, Oscar HeymanUnusual Retro 18 karat yellow gold, ruby, and diamond bracelet, by Oscar Heyman, New York, 1940. Unusal Art Deco BraceletFrench Art Deco platinum, sapphire, and diamond bracelet, with nine epaulette cut sapphires set between channels of European cut diamonds and sapphire calibre, with engraved sides, marked for Strauss Allard Meyer, c. 1925.Art Deco Drop Earrings, Trabert & Hoeffer MauboussinPair French Art Deco platinum, diamond, onyx and coral drop earrings, Trabert & Hoeffer Mauboussin, c. 1925. French Art Deco Diamond EarringsPair French Art Deco platinum and diamond drop earrings containing a pair of antique cushion cut diamonds weighing a total of about 5.00 carats, c. 1920.Rose Diamond and Pearl Flower Earrings, Buccellati Unusual silver top, gold back, rose cut diamond and pearl flower earrings, Buccellati, Italy, c. 1935.Unusual Art Deco Diamond and Hardstone Dress ClipsPair very unusual Art Deco platinum, diamond, and hardstone dress clips, designed in a Revivalist style, c. 1925. Platinum and Sapphire Clip by BoivinFrench platinum and cabochon sapphire clip, René Boivin, 1931.Tiffany & Co. Marquise Diamond BroochPalladium, antique cut marquise diamond and round diamond branch leaf brooch, Tiffany & Co., New York, c. 1940. French Flower Brooch, c. 1925French platinum, European cut diamond and ruby bead flower brooch, c. 1925. Antique Vivid Yellow Diamond Three Stone RingPlatinum and diamond three stone ring containing an antique emerald cut vivid yellow diamond (2.12 carats) and a pair of European cut diamonds (1.91 carats), by Firestone and Parson.Fine Calibre Sapphire and Diamond RingPlatinum, European cut diamond and sapphire ring with a cabochon sapphire center, European, c. 1925. Mid-Century 7.28 Carat Emerald Cut Diamond RingPlatinum and diamond solitaire ring containing an emerald cut diamond weighing 7.28 carats (J color, VVS2 clarity) with a pair of tapered baguette diamond side stones, c. 1950.Art Deco Sugarloaf Sapphire RingPlatinum, sapphire and diamond ring containing a sugarloaf sapphire (Ceylon, no heat) weighing about 3.50 carats, American, c. 1920. Art Deco Diamond Long ChainPlatinum and European cut diamond long chain containing 152 diamonds weighing a total of about 30.00 carats, c. 1930. Curb Link Gold NecklaceYellow gold curb link necklace, American, c. 1960. View More