James Tarmy Bloomberg

This week, the musician Grimes will debut her first fine art show in simultaneous online exhibitions on Gallery Platform Los Angeles (May 28 through June 3) and Maccarone Los Angeles (May 28 through Aug. 31).

Catharine Becket, a specialist at Sotheby's in charge of its "magnificent jewels" sale in New York, had been working on obtaining a specific 1930s diamond and enamel bracelet by Cartier for five years.

A 16th century table, comprising of a design made from hundreds of thinly sliced, immensely valuable stones such as jasper and lapis lazuli, set on top of a piece of white marble costs $11.6 million. The legs are optional

Nina Agabian, a retired director of research in global health science at the University of California, bought a 29th-floor apartment in San Francisco's Millennium Tower in 2010. "It was supposed to be a wonderful building," she said in January, sitting in a leather chair in the building's vast, low-lit, owner's-club level. "For many of us, who left...

On a Tuesday in mid-October, the most expensive map ever to hit the market was sitting on the floor of an empty office on Manhattan's Upper East Side. Daniel Crouch, the rare book and map dealer to whom it had been consigned, stood over it, beaming. "I've handled several [similar] maps in my life," said Crouch. "But never one so gleamingly brillian...

You know you're in a niche market when your inventory has to survive a 160,000-mph entry through the Earth's outer atmosphere.

This week, the musician Grimes will debut her first fine art show in simultaneous online exhibitions on Gallery Platform Los Angeles (May 28 through June 3) and Maccarone Los Angeles (May 28 through Aug. 31).

Catharine Becket, a specialist at Sotheby's in charge of its "magnificent jewels" sale in New York, had been working on obtaining a specific 1930s diamond and enamel bracelet by Cartier for five years.

A 16th century table, comprising of a design made from hundreds of thinly sliced, immensely valuable stones such as jasper and lapis lazuli, set on top of a piece of white marble costs $11.6 million. The legs are optional

Nina Agabian, a retired director of research in global health science at the University of California, bought a 29th-floor apartment in San Francisco's Millennium Tower in 2010. "It was supposed to be a wonderful building," she said in January, sitting in a leather chair in the building's vast, low-lit, owner's-club level. "For many of us, who left...

On a Tuesday in mid-October, the most expensive map ever to hit the market was sitting on the floor of an empty office on Manhattan's Upper East Side. Daniel Crouch, the rare book and map dealer to whom it had been consigned, stood over it, beaming. "I've handled several [similar] maps in my life," said Crouch. "But never one so gleamingly brillian...

You know you're in a niche market when your inventory has to survive a 160,000-mph entry through the Earth's outer atmosphere.