BUNZ solitaire tension ring with brilliant-cut diamond of approx..49 ct,

BUNZ solitaire tension ring with brilliant-cut diamond ca. 0.49 ct ca. RW (G)/VVS, replacement value (2024): ca. 5,700 €, 18K yellow gold with inlays of platinum, 10.7 g, ring size 54, 21st century, good condition, engraved BUNZDESIGN.