3.50 CTTW Black Sapphire Halo Studs in Solid Sterling Silver
- Two lab-created black sapphires
- Princess cut
- September birthstone
- Total carat weight: 3.50 CTTW
- Set in stamped 0.925 sterling silver
- Posts with butterfly backs
- Product dimensions: 8mm (W) x 8mm (L) x 8mm (D)
We lay out the basics—from color saturation to lab fabrication—on what you should know before buying gemstone jewelry.
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