Mellerio solitaire diamond ring Set to centre with a round brilliant cut diamond, G/H colour, VS1/VS2 clarity with an approximate weight of 0.60 carats in an open back half rubover setting, to an impressive solitaire design featuring openwork details, polished borders and open circular backholing, leading to heavy split shoulders and flowing through to solid D-shape shank. Marked 18 carat yellow gold, 8.10 grams in weight, makers mark for Mellerio, signed 'MELLERIO', numbered '35668', French, circa 1970, accompanied by Gemmological Certification Services report #5782-3207.
