Market Comment: June 18, 2026

Market steady.
A display of Swiss watches image

Swiss Watch Exports See Revival in May

Shipments up 0.4% year on year.
People at a shopping mall image

US Retail Sales Continue to Improve in May

Revenue up 0.9% from previous month to $763.7 billion.
Marianna Smirnova portrait

Community for Ethical Jewelry Names New Executive Director

Marianna Smirnova brings almost two decades of experience to the role.
The 10.02-carat blue diamond that led the sale at Sotheby’s image

10ct. Blue Diamond Scores $8.7M at Sotheby’s

Unmounted stone beats $6 million top estimate in New York.
ITrucks hauling ore at Gahcho Kué mine at Mountain Province image

Mountain Province Sells $5M in Rough at a Discount to Continue Operations

Move follows similar transaction in May for $999,000 worth of diamonds.
One of the emeralds in question at Swiss Gemmological Institute image

SSEF Warns Trade Emeralds Being Treated After Testing

Some gems are seeing fillers removed and then restored without disclosure on lab certificates.
A worker performing an inspection at the Finsch mine at Petra Diamonds image

Workers’ Union Condemns Petra over Finsch Mine Closure

Criticism comes after company places deposit under business rescue and states it will lay off workers.
The Patek Philippe watch that led the auction at Christie's image

Christie’s Important Watches Auction Garners $17.1M

Patek Philippe red-dot timepiece sails past high estimate to fetch $2.8 million in New York.
The Harry Winston ring bearing a 9.95-carat diamond at Christie's image

10ct. Harry Winston Diamond Ring to Headline Christie’s Auction

Jewel has a $347,000 upper price tag at Joaillerie Paris sale.

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