Jennifer Hudson at the amFAR Awards was wearing Jacob & Co Jewelry.

Info about her jewelry below:

-Rose Gold Pave Set White Diamond Swirl Design Bangle Bracelet with a Twist Hinge
38.25ct of white diamonds.
$112,500

- Yellow Gold Patterned Leaf Bangle Featuring 20.64ct Pink Diamonds (381 Stones), 8.47ct Yellow Diamonds (298 Stones), and 3.43ct. White Diamonds (122 Stones). In 18K Yellow Gold. (she wore 2 of them) each $140,300

-Large Yellow Gold Pave Set Floral Cuff Bracelet Featuring: 15.03ct. White Diamonds (914 Stones), 70.07ct. Pink Sapphires (960 Stones), and 0.06ct. Rubies (2 Stones)
In 18K Yellow Gold. $114,500