ABU DHABI, United Arab Emirates (AP) — A rare blue diamond was displayed Tuesday at an exhibition of $100 million worth of the world's rarest diamonds in the United Arab Emirates’ capital, Abu Dhabi.

Crafted from solid 925 sterling silver, this hinged bangle features a sleek and modern design, adorned with a round disc charm at its centre. The cubic zirconia stones create a dazzling halo effect, ...