A 13.50 carat emerald-cut corundum sapphire ring accented with fifty-four round brilliant cut natural diamonds (G-H color, SI1-SI2 clarity). The diamonds alone total 0.69 carats. Presented on a rhodium plated 14kt white gold setting. Ring size: 6.5. Total weight: 7.67 grams. Accompanied with a Premier Gem Laboratory certificate from July 14, 2022, appraising the ring at $13,800.00 retail replacement value. Provenance: Property of a Grosse Pointe, MI private collection.