GUILLEMIN & SOULAINE Ring In platinum, set with an exceptional cushion sapphire in an interlaced setting of brilliant-cut and baguette-cut diamonds Weight of the sapphire: approx. 9.70 cts TDD: 52, Gross weight: 10.94 g SSEF certificate (2024): Ceylon origin, no indication of heat treatment, moderately saturated blue colour An approx 9.70 cts sapphire, diamond and platinum ring, by Guillemin & Soulaine SSEF Certificate : Ceylon, no indications of heating, blue of medium strong saturation colour CONDITION REPORT : Very good condition Sapphire size: approx. 12.50 x 9.75 x 9.10 mm Unsigned, Guillemin & Soulaine hallmark CONDITION REPORT : Very good condition Meas. of the sapphire : approx. 12.50 x 9.75 x 9.10 mm Unsigned, Guillemin & Soulaine jeweller's hallmark