WSET Diploma in Wines is for those who have earned the WSET Level 3 in Wines. D1 Wine Production is the first course all Diploma candidates must take before moving on to other units.  Your registration fee give you access to the WSET study book. Once your registration is processed, you will gain access to the materials online and may begin studying right away. Registration is good for three (3) years. To begin Diploma Courses, please purchase either Jan 2024 or June 2024 Course.