This is an awesome birthday card!
Vintage Antique 14KT Yellow Gold Round Marquise Baguette Diamond Cluster Cocktail Ring Size 7
1940's 14k yellow gold and diamond starburst ring guard aka my wedding band :) - Market Square Jewelers on Etsy
1900s European and Marquise Cut Diamond Cluster Ring, Platinum, 14K
1950's Baguette Diamond Starburst Ring, Vintage Diamond Flower Ring, 9k Gold Size US 7.75. $348.00, via Etsy.
Vintage starburst design diamonds.
I think Kataoka Jewelry might make some of the most beautiful rings I have ever seen in my life.