January

Garnet

April

Diamond

February

Amethyst

May

Emerald

March

Aquamarine

June

Pearl, Alexandrite, Moonstone

July

Ruby

August

Peridot

September

Sapphire

October

Opal, Tourmaline

November

Citrine, Yellow Topaz

December

Blue Zircon, Topaz, Tanzanite,