Sapphire and diamond enhancer and diamond brooch comprising: an enhancer designed as an open work flower centring a claw-set oval-shaped sapphire surrounded by a border of baguette and marquise-shaped diamonds and four petals, the edges of each grain-set with circular-cut diamonds and completed by a similarly set hinged bale, the diamonds together weighing approximately 1.80 carats, mounted in 18ct white gold, approximately 25 x 24 mm; a brooch designed as an open work stylised flower, the stamens and petals accented with mixed-cut diamonds together weighing approximately 1.20 carats, mounted in 18ct white gold, diameter approximately 24 mm. (2)