Art deco platinum and diamond ring with a yellow gold ring jacket; featuring two old European cut diamonds, weighing approximately 2.27 ct. and 2.50 ct., accented by old European and single cut diamonds, weighing in total approximately 0.43 ct.; 6.8 grams; size 8. Accompanied by a fourteen karat yellow gold twisted wire ring jacket; 8.3 grams; size 8; Provenance: Private collection Monterey, California. Descended through family; Estate of Amanda Rupert. Amanda Rupert and Jacob Rupert (her brother) owned the New York Yankees from 1915-1939