CANADA. Trio of Swarovski Birthstone 5 Dollars (3 Pieces), 2018. All NGC PROOF-70 Ultra Cameo Certified. 1) January - Garnet. KM-Unlisted.2) February - Amethyst. KM-Unlisted.3) March - Aquamarine. KM-Unlisted. From the Mayer Collection of Canadian NGC Registry Sets.