Antique diamond engagement ring. Set to centre with a round old cut diamond, K colour, VS2 clarity, with an approximate weight of 3.80 carats, in an open back claw setting, to an elegant solitaire design featuring an exquisite openwork collect with decorative fleur de lis details, curving claws and circular backholing, the rounded shoulders smooth to a solid D-shape shank. Tested yellow gold, circa 1905, accompanied by HRD Antwerp report #180000075765.
