This commemorative coin, featuring the 300th Merlin D vacuum engine SN:2300 from SpaceX, is a must-have for any fan of astronauts and space travel. The design showcases the powerful engine alongside the iconic SpaceX logo, making it a great addition to any collection of historical memorabilia.

As a tribute to the exploration missions that have brought us to where we are today, this coin is perfect for anyone who appreciates the incredible feats of engineering and science that have made space travel possible. It's a unique and meaningful piece that captures the spirit of human innovation and exploration, and is sure to be a treasured addition to any collection.