"Ring" Black Gelding Other Breed

28 year old vintage anniversary/engagement ring. (Past present future) 14k two tone white and yellow gold, 1 round brilliant cut diamonds weighing .80cts. and 2 weighing .60cts. each. I in clarity, I in color. Good symmetry and well matched, secured with white gold prongs, size 9-9.5. Fits on a 10 also. Estimated $7,000 by jewelry store and $5,000 replacement on original registration papers. Text preferred