Important 18K (750/oo) white gold solitaire ring centered on - Lot 22

Important 18K (750/oo) white gold solitaire ring centered on a large old-cut diamond calibrating 4.28 carats (L color, SI1 clarity) within a double shoulder of baguette-cut diamonds Presented in a case from Maison J. Chaumet, successor to Morel et Cie TDD : 51 Gross weight: 5.57 g (presence of a setting sphere on the inside of the ring) Complete with certificate from the Laboratoire Français de Gemmologie (LFG) dated July 10, 2025, stating : - Treatment: no indication of treatment - Shape - Size: Round - Antique - Dimensions: 10.14 - 10.48 x 6.18 mm - Mass: 4.28 ct - Color L - Clarity SI1 - Cut: Good - No luminescence - Comments: witnesses to the shape of the rough, additional facets, ices and clouds of dots