Retro GIA Burma no heat ruby 18k yellow gold and platinum cluster ring

This exceptional Retro ring from the 1940s centers on a 0.90 carat cushion cut ruby of Burmese origin, certified by GIA (#6237603555) and confirmed as unheated—a rare and valuable trait. The rich crimson gem is surrounded by ten sparkling old European cut diamonds totaling approximately 0.50 carats, offering vintage brilliance with G-H color and SI clarity. Crafted in a refined blend of 18k yellow gold and platinum, and marked with purity stamps, this ring captures the glamour and craftsmanship of the era with timeless elegance and rarity.