Chopard 18ct gold and diamond 'Happy Diamonds' necklace, modelled as a collar centring a heart-shaped double glazed compartment supported from an openwork gallery, the front signed Chopard, pave-set to the border with brilliant-cut diamonds, enclosing five floating collets accented with a brilliant-cut diamond supported from a bombe brick link chain, the diamonds together weighing approximately 2.59 carats, pendant 22 mm, inner circumference 400 mm, gross weight 121.30 grams, signed Chopard.