
St. Louis Gemstones
Neustaedter’s Fine Jewelry offers the finest traditional and custom-made gem jewelry in the St. Louis area. Browse our online collection or let us create something based on your vision. Questions? Contact us or visit our showroom at Big Bend and Dougherty Ferry.

September – Sapphire
Sapphire is the gem given to those born in September. Sapphire makes the perfect gift to represent faith and steadfast commitment of relationships. The breathtaking blue of sapphire has captured man's imagination from the beginning. Ranging from the deepest midnight...

October – Opal
Some fun information about Opals. Known as birthstone choice for October. The changing colors and flashing fire seen in Opal are symbolic of love, life, hope and truth. Its rainbow of hues make Opal and ideal fashion accessory with year-round appeal. The crown of the...

November – Citrine
The mellow gold of Citrine captures attention and brightens our moods. A sunny quarts whose name comes from the French word for "Lemon." Cheerful and full of light, this sparkling gem was once thought to protect the wearer against various evils. Today, its radian...

December – Blue Zircon
A gemstone of great beauty and rarity, sparkling blue zircon might be mistaken for the more expensive blue diamond. Colorless forms of zircon were long favored by consumers because this breathtaking gem, with its superb brilliance and dispersion, looks more like...
Diamond Cut
Diamonds are praised for their ability to exude light which creates intense sparkle. So often a diamond's cut is thought of as only being a shape, such as round, square, or emerald; however, a diamond's cut is actually about how a diamond's facets interact with light....
Diamond Color
Diamond color grading of gem quality diamonds is actually based on the absence of color. The chemical makeup of a perfect diamond has no hue. The Gemological Institute of America (GIA) color grading system uses a letter scale to measure the degree of colorlessness by...
Buying a Diamond
This day and age, there is a lot of knowledge on buying a diamond. Many companies talk about the 4 C's - color, clarity, cut, and carat weight. The one thing missing and the most important is the personal experience with an educated gemologist who has spent years...