The lack of a grading system for the popular stone has prompted a father-son team to spend the last five years working on one. Turquoise stones from the blue and green master sets at the Turquoise ...

Turquoise is the sky-blue gem that captivated humanity for ages are found to be generously studded in varieties of jewellery. This most popular gem has entwined many cultures across the world.

This breathtaking aerial view captures a pristine island coastline surrounded by crystal-clear turquoise waters and lush green forests. Small boats and yachts rest peacefully in the calm bays, while ...