Kaley Cuoco, also of “The Big Bang Theory,” wore Neil Lane’s 18-karat gold, ruby and diamond ring and 18-karat gold and ruby ring.

Melissa Rauch of “The Big Bang Theory” wore Jordan Alexander’s 14-karat white gold and turquoise drop earrings ($725).

Allison Holker, the choreographer behind “So You Think You Can Dance” and a performer at the Emmys, wore Michel John Jewelry’s yellow gold and diamond bangle.

Taylor Schilling from “Orange is the New Black” wore Jorge Adeler’s 14-karat gold cleaved citrine ring.

Sofia Vergara of “Modern Family” wore Lorraine Schwartz’s platinum earrings with rubies, sapphires and Colombian emeralds.

Zosia Mamet of “Girls” wore an 18-karat white gold, black diamond and brown diamond ring by Demarco ($10,320).

“E! News” correspondent Kristin Dos Santos wore Lance Fischer’s platinum, zultanite and diamond earrings ($271,400).

Laura Dern, of the television series “Enlightened,” donned Jacob & Co.’s 18-karat rose gold and diamond Lasya ring.

“E! News” host Giuliana Rancic wore Forevermark's diamond ring and diamond earrings.

Claire Danes donned Neil Lane’s platinum bracelet with 40 carats of diamonds ($1 million) and platinum ring with an elongated 5-carat emerald-cut flawless diamond ($350,000).

Model and former “Dancing with the Stars” co-host Brooke Burke donned Antonini’s 18-karat gold and diamond Aurea cuff.

Julie Bowen of “Modern Family” accessorized with Jacob & Co.’s platinum and diamond earrings.

Lauren Parsekian, wife of Emmy nominee and “Breaking Bad” actor Aaron Paul, wore the Magnolia platinum and diamond necklace by A.Jaffe ($108,018).

Emmy nominee Mayim Bialik of “The Big Bang Theory” donned Bellari’s 18-karat gold, green onyx and diamond earrings ($2,190) and Takat’s 18-karat gold, African emerald and diamond ring ($210,000).

Carrie Underwood performed at the Emmys wearing Michael M.’s 18-karat white gold, black diamond and diamond earrings ($31,750).

Jennifer Westfeldt of “Childrens Hospital,” pictured here with “Mad Men” actor Jon Hamm, wore Maria Canale for Forevermark’s 18-karat white gold and diamond Deco Dangle earrings. 

Kelly Osbourne donned Amrapali’s ruby and diamond earrings.

Shaun Robinson of “Access Hollywood” accessorized with Gumuchian’s platinum and diamond Dolce Vita earrings ($39,000) and Kara Ross’ Diamonds with a Story ring, made with broken sidewalk concrete and diamonds ($2,130).

At the Emmy Awards nominee reception, Michelle Dockery of “Downton Abbey” wore Graziela Gems’ rhodium-plated sterling silver and cubic zirconia Baby Wave ear cuffs ($240).

Cat Deeley, the host of “So You Think You Can Dance,” wore Forevermark’s 18-karat white gold and diamond stud earrings.