1st Anniversary – Fresh Water Pearl or Gold
2nd Anniversary- Rose Quartz or Garnet
3rd Anniversary – Crystal or Pearl
4th Anniversary – Amethyst or Blue Topaz
5th Anniversary – Turquoise or Sapphire
6th Anniversary – Garnet or Amethyst
7th Anniversary – Lapis Lazuli or Onyx
8th Anniversary – Aventurine or Tourmaline
9th Anniversary – Tiger Eye or Lapis Luzuli
10th Anniversary – Diamond or Black Onyx
11th Anniversary – Turquoise or Hematite
12th Anniversary – Agate or Jade
13th Anniversary – Citrine, Moonstone or Malachite
14th Anniversary – Opal or Moss Agate
15th Anniversary – Ruby or Crystal
16th Anniversary – Peridot or Aquamarine
17th Anniversary – Citrine or Amethyst
.
18th Anniversary – Cat’s Eye or Opal
19th Anniversary – Topaz or Aquamarine
20th Anniversary – Emerald and Platinum
21st Anniversary – Iolite
22nd Anniversary – Spinel (all Colours)
23rd Anniversary – Imperial Topaz or Sapphire
24th Anniversary – Tanzanite
25th Anniversary – Sterling Silver
30th Anniversary – Pearls or Diamond
35th Anniversary – Emerald, Jade or Coral
40th Anniversary – Ruby
45th Anniversary – Alexandrite or Sapphire
50th Anniversary – Imperial Topaz or Golden Topaz and Gold
55th Anniversary – Emerald or Alexandrite
60th Anniversary – Diamond
65th Anniversary – Star Sapphire
75th Anniversary – Diamond
The above list has been compiled from various American Gem Stone Societies, Associations and other sources