Solitaire old mine diamond ring. Set with a single oval old mine cut diamond, H colour, VS1 clarity, with an approximate weight of 1.90 carats in an open back claw setting, to an elegant solitaire design, with an intricate pierced collet flanked by raised gently sloping inward tapered shoulders, flowing down to a solid D-shape shank. Tested platinum, English, circa 1920, accompanied by Gemmological Certification Services report #5774-679.
