Main stone: 4.80ct Natural purple Amethyst, IF clarity grade clarity, 15.80x9.90mm, pear tear cut, main stone origin Brazil
Other stones: 33pcs Natural Green Tsavorite Garnet 1.8mm round cut 
Metal: choose the metal
Item dimensions: pendant 36x15.65mm, chain 45cm

More about main stone:
Birthstone: January, February, March, August, September, November, December
Zodiac: Aquarius, Capricorn, Pisces, Sagittarius, Virgo