category

There are 2000 identified minerals, and of that group only 100 are considered to be of gemstone quality. At Nelson Coleman we hand select precious gemstones for our jewelry such as emerald, aquamarine, alexandrite, sapphire, ruby, diamond, moonstone, garnet, jade, opal, quartz, spinel, topaz, tourmaline, turquoise and zircon. We also carry a selection of loose gemstones.
| Month | Birthstone | Alternate | ||
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| January | ![]() |
Garnet | Rubellite | |
| February | ![]() |
Amethyst | Iolite/Tanz | |
| March | ![]() |
Aquamarine | Blue Topaz | |
| April | ![]() |
Diamond | White Sapphire | |
| May | ![]() |
Emerald | Green Tourmaline/Tsavorite | |
| June | ![]() |
Pearl | Alexandrite/Moonstone | |
| July | ![]() |
Ruby | Rubellite/Red Spinel | |
| August | ![]() |
Peridot | Sardonyx/Tourmaline | |
| September | ![]() |
Sapphire | Blue Tourmaline | |
| October | ![]() |
Opal/Pink Tourmaline | Rose Zircon | |
| November | ![]() |
Topaz | Citrine | |
| December | ![]() |
Zircon/Blue Topaz | Turquoise/Lapis | |