On 10 June 2021 Guernsey Post issued a set of six stamps to celebrate the designation of Sark as the world’s first dark sky island by the International Dark Sky Association. One of these astro-themed stamps shows Point Roberts (Sark) Lighthouse.
Sark L/H | 10 Jun 2021 | A1544
Thanks to Jaap and Michael for information about this issue.
See more lighthouse stamps from Guernsey here.