Jacob & Co.’s $20 Million Watch Is A Diamond Fever Dream

Jacob & Co.’s $20 Million Watch Is A Diamond Fever Dream

The Billionaire Timeless Treasure is encrusted with nearly 217 carats of yellow diamonds. 

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Timeless Diamond Jewels For All That Denim

Nothing goes better with everything blue jeans than these classic diamond chains.

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This U.S. Government Official Wants To Block Russian Diamonds (So Be Ready)

Ambassador James C. O’Brien, head of the U.S. Office of Sanctions Coordination, tells JCK about what sanctions he’d like to see, and what will happen to companies that don’t comply. 

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Princess Cut Co-Inventor Israel Itzkowitz Dies

When he invented it in 1979, the princess cut was the first shape to use brilliant faceting on a square diamond.

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