From the first light of January's garnet to the festive glow of December's turquoise. 

Size: 1/8"

925 sterling silver post.   
Brass base metal with 14k gold or rhodium plating. 
Made in Korea. 

January (Garnet)
February (Amethyst)
March (Aquamarine)
April (Crystal)
May (Emerald)
June (Pearl)
July (Ruby)
August (Peridot)
September (Sapphire)
October (Opal)
November (Citrine)
December (Turquoise)