This is an example of a raw, natural amblygonite stone ... valuable ones are steeped in mystery. One black diamond, the Spirit of de Grisogono, is believed to be 312.24 carats but was sold in a ...

Phillips has announced the line-up of jewels for its upcoming Geneva Jewels Auction, taking place on November 11 ...

The last few years have been tough for India’s recession-hit diamond industry. Surat, in Gujarat state, processes 90% of the ...

The "Queen Marie Antoinette's Pearl," a diamond-and-pearl pendant, was among the highlight offerings on the block at the Sotheby's sale of jewelry from the Bourbon-Parma dynasty in Geneva.

Petra Diamonds said it expects to close the sale of its Koffiefontein Mine to Stargems Group before the end of October. The London-listed diamond miner said Monday that it expects to avoid ...

Sotheby's will auction an exquisite 18th-century diamond necklace in Geneva on November 11, with online bidding starting October 25. The necklace, featuring around 500 diamonds and linked to Marie ...

The last few years have been tough for India’s recession-hit diamond industry. Surat, in Gujarat state, processes 90% of the ...

A diamond necklace that has been worn at two British ... which is handling the sale. The jewel is being exhibited at Sotheby’s in London until Wednesday, before it sets off on the rest of ...

Nikunj Tank, a worker in the world’s diamond polishing capital Surat in western India, had been desperate since losing his job in May. The unit he worked at for seven years was facing a ...