Spectacular not heated Approx. 58 carats Burm A ruby and diamond necklace Signed Harry Winston Designed as a graduated line of oval and cushion-shape Burmese rubies not heated, of which five more important weighing 3.23; 4.05; 5.62; 4.21; 3.38 carats, alternating with cushion-cut diamonds. Mounted in platinum and yellow gold. Signed HW for Harry Winston, the ruby in the center is accompanied by a certificate from SSEF (Swiss Gemological Institute), dated 29 September 2017, stating 5.62 carat, not heated and its origin: Burma (Myanmar). The necklace is accompanied by a certificate recently issued No. 1 096 150, Dated 22 October 2018, from A.G.L. (American Gemological Laboratory), stating that the 31 rubies are of Burmese origin, not heated. Total rubies weight: 57.99 carats. 31 diamonds for a total weight of approx. 22.40 carats, GIA certificates. Length: 44.8 cm. Gross weight: 75.2 g. Collier rivière en or jaune et platine composé d’une ligne sertie de diamants taille coussin alternés de rubis birman non chauffés de formes ovales et coussin en chute, dont cinq plus importants, au centre, pesant respectivement 3,23 ; 4,05 ; 5,62 ; 4,21 ; 3,38 carats. Porte le poinçon HW pour Harry Winston. Le rubis du centre est accompagné d’un certificat SSEF (institut suisse de gemmologie), daté du 29 septembre 2017, indiquant 5,62 carats, non chauffé et son origine : Burma (Myanmar). Le collier est accompagné d’un certificat récemment délivré par A.G.L. (American Gemological Laboratory) No. 1096150, daté du 22 octobre 2018, indiquant que les 31 rubis sont d’origine Burma (Myanmar), non chauffés. Poids total des rubis : 57,99 carats. 31 diamants pour un poids total d’environ 22,40 carats, certificats GIA. Long. : 44,8 cm. Poids brut : 44,8 cm.