Gemstone Bar Necklace in 18K Yellow Gold Plating
- Stone type: turquoise, portland, green jade, plum, rhodonite, jasper, or labradorite
- Shape: rectangle
- Stone treatment: genuine
- Metal: brass
- Plating: 18K yellow gold
- Chain type: cable
- Chain length: 18in.
- Clasp type: spring ring
- Pendant dimensions: 0.7”x0.1”x0.2”
We lay out the basics—from color saturation to lab fabrication—on what you should know before buying gemstone jewelry.