crown jewel

noun

1

crown jewels plural : the jewels (such as the crown and scepter) belonging to a sovereign's regalia

2

: the most attractive or valuable one of a collection or group

Synonyms of crown jewel

• jewel
• treasure
• trophy

Examples of crown jewel in a Sentence

The painting is the crown jewel of the museum's collection.

one of the company's crown jewels

Recent Examples on the Web

Bönan also left his mark on the luxury landmark Portrait Milano, Lungarno Collection’s crown jewel. — Sofia Celeste, Footwear News, 27 Oct. 2026

An alleged member of the four-person team that broke into the Louvre last October, stealing crown jewels worth roughly $100 million, has been denied release, Le Figaro reports. — Tessa Solomon, ARTnews.com, 22 Oct. 2026

Inside tip The renovation added a crown jewel to the spa; recover from a Lion’s Head hike with a scrub down in the only luxury-hotel hammam in Cape Town. — Condé Nast, Condé Nast Traveler, 19 Oct. 2026

Artnet also notes that today marks the one-year anniversary of the Louvre heist in which thieves made off with pieces of France’s crown jewels. — News Desk, Artforum, 19 Oct. 2026

Word History

First Known Use

1643, in the meaning defined at sense 1

Rhymes for crown jewel

• accrual
• nonfuel
• refuel
• renewal
• biofuel
• contextual
• nonrenewal
• nonsexual
• unusual
• cruel
• dual
• duel