Ultrasonic devices and commercial jewelry cleaners will remove the oils that the emeralds have been treated with and will cause damage to the gemstones. Always put your jewelry on after you’ve ...

Its distinctive blue coloration comes from crystallization processes and the presence of a mineral called sylvinite. It is hand-mined from ancient mines in the mountains of Iran, whose deposits ...

Crystals are admired for their beauty and healing properties. Rare stones like Blue Diamond, Pink Star Diamond, and Jadeite ...

The extremely rare, 10-carat Mediterranean Blue diamond could fetch a whopping $20 million at Sotheby's High Jewelry auction on May 13.