Duchess ring in 900‰ platinum adorned with a pear-cut diamon - Lot 37

Duchess ring in 900‰ platinum adorned with a pear-cut diamond, two navette-cut diamonds and a brilliant-cut diamond. French work circa 1960 for the setting. Finger size 58 Gross weight: 11.2 g Laboratoire Français de Gemmologie report no. 424319 dated 12/03/2026. Identification : Diamond Treatment: N - No indication of treatment Shape - Cut: Navette - Brilliant Dimensions: 14.67 x 6.99 x 3.84 mm Mass: 2.51 carats Color: L Clarity: VS2 Fluorescence: none. Laboratoire Français de Gemmologie report no. 424320 dated 12/03/2026. Identification: Diamond Treatment: N - No indication of treatment Shape - Cut : Navette - Brilliant Dimensions: 12.89 x 6.87 x 3.66 mm Mass: 2.05 carats Color: K Clarity: VS1 Fluorescence: none. Laboratoire Français de Gemmologie report no. 424321 dated 12/03/2026. Identification: Diamond Treatment: N - No indication of treatment Shape - Cut : Pear - Antique Dimensions: 14.15 x 9.17 x 3.76 mm Mass: 3.34 carats Color: L Clarity: VVS2 Fluorescence: none. Expert: Paul-Louis FLANDRIN