Rachel Jackson Rachel Jackson 18ct Gold-Plated Blue Aventurine T-Bar Bracelet | Luxury Gift | New In | A touch of midnight colour meets a signature silhouette in the midnight shimmer gemstone t-bar bracelet. Finished in 18ct gold-plated silver, the bracelet pairs a t-bar detail with blue aventurine for a subtle note of colour. Its adjustable design makes it easy to style alone or as part of a layered wrist stack.