The ornamental design for an article of jewellery, as shown and described.
The patent or application file contains at least one drawing executed in color. Copies of this patent or patent application publication with color drawing(s) will be provided by the Office upon request and payment of the necessary fee.
1. Article of jewellery
2. Article of jewellery
1.1: bottom front and right-side perspective view;
1.2: front plan view;
1.3: back plan view;
1.4: left plan view;
1.5: right plan view;
1.6: bottom plan view;
1.7: top plan view;
2.1: bottom front and right-side perspective view;