Jewellery › Cushion-Shaped Sapphire and Old Mine-Cut Diamonds Six-Stone Stickpin Image 1 of 1 Cushion-Shaped Sapphire and Old Mine-Cut Diamonds Six-Stone Stickpin £1,450.00 Mounted in platinum and goldReference. SN5580 Add To Cart Added! Mounted in platinum and goldReference. SN5580 You Might Also Like Antique Diamond and Enamel Pheasant Stock pin Pair of Cabochon Sapphire, Diamond and Blue Enamel Cufflinks Ruby and Diamond Fruit and Leaf Stickpin Pair of Antique 18ct Gold and Diamond Cufflinks Edwardian Banded Agate and Diamond Shell Stickpin