18ct white gold, black sapphire and diamond 'Stella' necklace, Stefano Canturi for Canturi, 2015, set to the front with an articulated line of 13 cushion-shaped claw-set black sapphires each framed by an open work offset mosaic halo of claw-set baguette and carre cut diamonds and connected by claw-set brilliant-cut diamonds, completed by a line of circular motifs pave set with brilliant-cut diamonds to a clasp accented by an oval pink tourmaline cabochon framed by a border of brilliant-cut diamonds and baguette black sapphires, the black sapphires, diamonds and pink tourmaline together weighing 152.37, 31.81 and 5.22 carats respectively, gross weight approximately 166 grams, inner circumference 530 mm, adjustable, signed S Canturi and Canturi. Accompanied by: A GSL gemstone authentication report numbered AA45373, dated 21 February 2014, stating that the black sapphire set to the front of the necklace weighs 83.03 carats, is natural black sapphire and of Queensland, Australia origin. A Canturi presentation pouch, box and outer box. Provenance: Canturi, Sydney, acquired on 6 June 2015, $370,000. Other Notes: property from Melissa Louise Caddick (Receivers Appointed), Sydney