CANADA. Group of Snowflake Series 20 Dollars (16 Pieces), 2007-14. All NGC Certified. 1) 2009, Rose Crystals. PROOF-70 Ultra Cameo. KM-945.2) 2010, Blue Crystals. PROOF-70 Ultra Cameo. KM-1048.3) 2010, Tanzanite Crystals. PROOF-70 Ultra Cameo. KM-1049.4) 2007, Iridescent Crystals. PROOF-69 Ultra Cameo. KM-Unlisted.5) 2011, Hyacinth Crystals. PROOF-70 Ultra Cameo. KM-1189.6) 2011, Montana Crystals. PROOF-70 Ultra Cameo. KM-1190.7) 2011, Topaz Crystal. PROOF-70 Ultra Cameo. KM-1188.8) 2011, Emerald Crystal. PROOF-70 Ultra Cameo. KM-1187.9) 2012, Holiday Snowstorm. PROOF-70 Ultra Cameo. KM-1333.10) 2012, Clear Crystal. PROOF-70 Ultra Cameo. KM-1381.11) 2007, Iridescent Crystals. PROOF-69 Ultra Cameo. KM-Unlisted.12) 2009, Blue Crystals. PROOF-70 Ultra Cameo. KM-944.13) 2013, Winter Crystals. PROOF-70 Ultra Cameo. KM-1381.14) 2007, Aquamarine Crystals. PROOF-70 Ultra Cameo. KM-735.15) 2008, Amethyst Crystals. PROOF-70 Ultra Cameo. KM-811.16) 2008, Sapphire Crystals. PROOF-70 Ultra Cameo. KM-872. From the Mayer Collection of Canadian NGC Registry Sets.