Check out this great item that I found online.
Garnet and Diamond Ring in Sterling Silver ~ Size 8
Romantic as a valentine, crimson red garnet brightens your day with dramatic sparkle and shine. A touch of diamond adds a bit more dazzle to the sterling silver band. Wear it solo or as a stylish stackable ring. Four 3mm genuine round cut garnets ~ 0.52 ct 1.0mm genuine round cut diamond
"Garnet and Diamond Ring in Sterling Silver size 8"