A ring cannot hide behind styling the way a necklace can, and it survives or fails on how the metal is finished at the edges. The house approach is to keep the forms solid and the motifs few, using the CD monogram, the Oblique pattern and the Medaillon as the recurring vocabulary rather than introducing something new each season. That consistency is what allows pieces from different years to stack together. It descends from the same logic as the house's leather goods, where a small set of codes gets reused until it becomes shorthand.

Petit CD is the everyday piece and the easiest to wear alongside other jewellery. The Dior Code ring set is designed for stacking out of the box, which is the most practical thing offered here. Dio(r)evolution is the most graphic and the Medaillon the most classical. A Dior Oblique dior ring puts the jacquard into metal, CD Navy leans nautical, and the Precious Clover and Night Code pieces sit at the decorative end where crystals do the work.

Plated rings wear at the underside within months of daily wear because your hand is in constant contact with everything, and no amount of care prevents it. Rotating which finger you wear a piece on genuinely helps. Stacking sets look considered and will scratch each other, so expect the finish to dull faster than a single band. Crystal-set pieces should come off before washing hands, which most people will not do. If you take one thing away, buy a solid plain band for daily wear and save the crystal pieces for evenings.