Our latest obsession? Anything with our birthstone. December babies will love this octagonal-cut Blue Topaz pendant necklace. Add to your favourite chain - or gift to someone special - for a super personal touch. 18k Gold Plated, Stainless Steel 6x4mm Octagonal cut Blue Topaz Blue Topaz for communication, honesty and inner peace Chain length 16" (40.5cm), extends to 18" (45.5cm)