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J.E. Caldwell & Co. Sugarloaf Sapphire and Diamond Ring


This sugarloaf cabochon sapphire and diamond ring mounted in platinum dates from the early decades of the 20th century, made by the luxury Philadelphia jeweler J.E. Caldwell & Co. Weighing over two carats, this velvety-blue, high-domed cabochon sapphire is flanked by two gypsy-set flashing old European-cut diamonds, all mounted in gleaming platinum. This ring’s totally modern simplicity and balanced design combine with rich materials and the fine workmanship of the age to create a strong statement of subtle luxury and taste.

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  • Product Details
  • Curator's Notes

Item #: R-19995 
Artist: J.E. Caldwell & Co., Philadelphia 
Country: United States 
Circa: 1910s-1930s 
Size: 5.5 (this ring may be resized, please contact us for further information) 
Materials: Sugarloaf cabochon sapphire (weighing approximately 2.35 carats); 2 Old European-cut diamonds (approximate total weight 1.20 carats); Platinum 
Signed: "JEC & Co." for J.E. Caldwell & Co., and numbered "G4413"

J.E. Caldwell & Co. were well-known for their highly important colored stones, especially color-change Alexandrite chrysoberyls and Burma and Kashmir sapphires, which continue set auction records on the rare occasions when they surface on the market.