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White 18k (750‰) gold ring adorned with an exceptional rectangular beveled emerald, approx. 3,78 carats, set between two diamonds Ring size : 54,5 Gross weight : 6,7 g With a certificate from SSEF Laboratory n° 133144 dated 09/10/2023 indicating: Origin: Colombia Color : green of medium strong saturation Treatments: Minor amount of oil in fissures at the time of testing
