1st Anniversary - Gold Jewellery / Alternative - Peridot

2nd Anniversary - Garnet

3rd Anniversary - Pearls / Alternative - Jade

4th Anniversary - Blue Topaz / Alternative - Blue Zircon

5th Anniversary - Sapphire / Alternative - Pink Tourmaline

6th Anniversary - Amethyst / Alternative - Turquoise

7th Anniversary - Onyx / Alternative - Yellow Sapphire

8th Anniversary - Tourmaline / Alternative - Tanzanite

9th Anniversary - Lapis Lazuli / Alternative - Amethyst

10th Anniversary - Diamond Jewellery / Alternative - Blue Sapphire

11th Anniversary - Turquoise / Alternative - Citrine

12th Anniversary - Jade / Alternative - Opal

13th Anniversary - Citrine / Alternative - Moonstone

14th Anniversary - Opal / Alternative - Agate

15th Anniversary - Ruby / Alternative - Alexandrite

16th Anniversary - Peridot / Alternative - Red Spinel

17th Anniversary - Watches / Alternative - Carnelian

18th Anniversary - Cat's Eye / Alternative - Aquamarine

19th Anniversary - Aquamarine / Alternative - Almandine Garnet

20th Anniversary - Emerald / Alternative - Yellow or Golden Diamond

21st Anniversary - Iolite

22nd Anniversary - Spinel

23rd Anniversary - Imperial Topaz

24th Anniversary - Tanzanite

25th Anniversary - Silver Jubilee / Alternative - Green Garnet

30th Anniversary - Pearl Jubilee 

35th Anniversary - Emerald

40th Anniversary - Ruby

45th Anniversary - Sapphire / Alternative - Cat's Eye

50th Anniversary - Golden Jubilee / Alternative - Golden Topaz

55th Anniversary - Alexandrite

60th Anniversary - Diamond Jubilee / Alternative - Star Ruby

65th Anniversary - Blue Spiral

70th Anniversary - Sapphire Jubilee

75th Anniversary - Diamond Jubilee

80th Anniversary - Ruby Jubilee