Art Deco GIA 1.22 carat old mine cut diamond platinum engagement ring

A stunning reflection of Art Deco refinement, this 1930s engagement ring showcases a 1.22 carat GIA-certified old mine cut diamond glowing with the romantic warmth of its M color and the exceptional clarity of VS2. The center stone’s cushion shape and broad facets radiate a soft, fiery brilliance, framed by ten single cut accent diamonds that shimmer with delicate light. Set in polished platinum, the ring embodies the geometric precision and elegant craftsmanship of the Art Deco era. Poised and timeless, it is a treasure of architectural beauty and vintage charm.