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902092 - Circa 1950 J E Caldwell Platinum Cabochon Ruby Diamond Cluster Ring

901165 - Art Deco J E Caldwell Platinum AGL Alexandrite Diamond Ring

61256 - Edwardian J E Caldwell Platinum Gold Diamond Enamel Pendant Watch

21932 - Circa 1953 Oscar Heyman Platinum Diamond Floral Pin

21931 - Oscar Heyman J E Caldwell, Circa:1953 Platinum Diamond Clip Pin

22903 - Circa 1950 J.E. Caldwell Platinum Dia Ruby Pin

23314 - Circa 1950s Oscar Heyman J E Caldwell Platinum Gold Emerald Diamond Bird Pin