A high-quality pen set, such as those from Montblanc or Cross, makes for a sophisticated and practical gift that your client can use daily, reminding them of your professional relationship.
A curated basket filled with gourmet snacks, chocolates, and perhaps a bottle of wine or champagne, offers a luxurious treat to celebrate their promotion.
A pair of premium wireless earbuds, such as Apple AirPods Pro or Bose QuietComfort, can enhance their work-from-home setup or commute, offering both functionality and luxury.