These Birth Chart Necklaces are made with all semi-precious stones - 360 of them - one for each degree of the chart which is a representation of the location of all the planets against the backdrop of the universe at the moment of birth (or a wedding or any other event).

Semi-Precious Stones Used:

Sun  - Yellow Agate, round occasionally Citrine

Moon - Moonstone, round

Moon's Nodes - Labrdorite Chips

Mercury - Hematite, resembling Mercury

Venus - Lavender Jade, lovely pink shade, color of love, of Venus

Mars - Red Coral, occasionally Carnelian

Jupiter -Varies, chosen as to what looks best

Saturn - Tiger's Eye, round 

Uranus -  Amazonite, round (looks just like Uranus!)

Neptune - Varies, often Moss Agate, or Labrodorite based on aesthetics

Pluto - Black Onyx, round

The Degrees - Hematite, metallic and mathematical

The Angles - Drops, sometimes Hematite, Black Onyx, Obsidian, or Quartz

Sign Changes - Pearl, natural and organic