The Best Jewellery of the 2025 Oscars
The 2025 Oscars are finally underway, celebrating an outstanding year in film, from Anora to Wicked, and bringing awards season to a close. As the denizens of Tinseltown pull up to the corner of Hollywood & Highland to show off their most extravagant fashions and extraordinary natural diamond jewellery, the evening will kick off at the Dolby Theatre.
Rife with sartorial and cinematic milestones, our favourite stars toast to the best in the film industry at the 97th Academy Awards ceremony, while delivering the most glamorous and glittering diamond jewellery moments. Hosted by Conan O’Brien, performances of the night include Cynthia Erivo and Ariana Grande, RAYE, Blackpink’s Lisa, Doja Cat, and more.
A Complete Unknown actresses Elle Fanning and Monica Barbaro both dazzled in natural diamond necklaces, along with Emilia Pérez co-stars Zoe Saldaña and Selena Gomez.
For one of the most anticipated nights in Hollywood, here are the best natural diamond jewellery moments on the 2025 Oscars red carpet.
Cynthia Erivo in MARLI New York Jewellery at the 2025 Oscars
After dropping her new single “Replay,” Cynthia Erivo had much to celebrate. The star opened tonight’s ceremony with a duet alongside Ariana Grande and is nominated for Best Actress thanks to her role as Elphaba in Wicked. Styled by Jason Bolden, Erivo adorned a green velvet custom Louis Vuitton gown in homage to her character and Hattie McDaniel (the first African-American to win an Oscar). The star covered her fingers in loads of natural diamond rings and, as usual, covered her ears in a natural diamond earscape.
To perform, Erivo wore a Vivienne Westwood gown and MARLI New York High Style Jewellery, including the diamond Moonlight necklace, Cleo Rev diamond earrings, Moonlight diamond rings, and the convertible Darli ring.
Doja Cat in Messika Jewellery at the 2025 Oscars
Before taking the stage at the 2025 Oscars to sing “Diamonds Are Forever,” Doja Cat wore Messika’s Solar Diva necklace, featuring a 34-carat yellow cushion-cut diamond, along with the Pear Appeal earrings and a cushion-cut solitaire.
Mikey Madison in Tiffany & Co. Jewellery at the 2025 Oscars
Nominated for Best Actress, Anora star Mikey Madison went for Old Hollywood chic for good luck. Madison adorned a Dior Haute Couture gown inspired by the Bal à Paris Spring/Summer 1956 collection. She adorned an incredible vintage diamond necklace from the Tiffany & Co. Archives. Crafted between 1909 and 1919, the platinum-iridium and diamond necklace featured an old European-cut diamond at its center, weighing 3.9 carats.
She teamed her ensemble with a classic pair of diamond stud earrings, a diamond bracelet, a pear-shaped diamond ring, and a pink tourmaline ring surrounded by a halo of natural diamonds.
Timothée Chalamet in Cartier Jewellery at the 2025 Oscars
Now officially the youngest two-time Best Actor nominee in the history of the Academy Awards since James Dean, Timothée Chalamet walked the red carpet in a monochromatic butter yellow custom Givenchy suit and Chopard diamond jewels. Styled by Taylor McNeill, the A Complete Unknown actor wore a yellow gold and natural diamond necklace tucked beneath his collar.
Michelle Yeoh in Boucheron Fine Jewellery at the 2025 Oscars
Michelle Yeoh teamed her bright blue custom Balenciaga Haute Couture gown with the Plume de Paon asymmetrical earrings, paved with natural diamonds, and set with rose-cut diamonds from Maison Boucheron, along with the Plume de Paon large ring, also paved with diamonds, set with a rose-cut diamond. The Oscar-winning actress topped off her look with the Quatre Radiant Edition High Jewellery tie-necklace, paved with princess-cut, baguette cut and round diamonds, which cascaded down her back.
Gal Gadot in Tiffany & Co. Jewellery at the 2025 Oscars
Gal Gadot wore an apple red gown on the 2025 Oscars red carpet with a 1980s Angela Cummings for Tiffany & Co. Archives necklace in gold and platinum, featuring 6.35 carats of round, brilliant-cut natural diamonds.
Demi Moore in Chopard Jewellery at the 2025 Oscars
Best Actress nominee, Demi Moore was a silver siren on the red carpet, wearing a custom Armani Privé gown with her Chopard diamond jewellery. The Substance actress sported earrings from the jeweler’s Red Carpet Collection featuring 17.114-carats of diamonds. From their Garden of Kalahari Collection, Moore adorned a wrap-around bracelet featuring a 20-carat-emerald cut diamond, a 15-carat emerald-cut diamond, and 31.64-carats of diamonds, along with a ring featuring a 10-carat oval-shaped white diamond and 5.7-carats of diamonds.
Scarlett Johansson in De Beers Jewellery at the 2025 Oscars
Serving as a presenter this evening, actress Scarlett Johansson walked the red carpet at the Dolby Theater wearing a deep navy velvet gown with matching opera gloves. But what stole the show was her diamond jewellery by De Beers, including the Alchemist of Light by De Beers ‘Midnight Aura’ 9.58-carat pear-shaped diamond stud earrings and the timeless ‘Midnight Aura’ necklace from the Alchemist of Light by De Beers collection with an impressive large pear-shaped center stone, which totaled 74.73 carats.
Coco Jones in Harry Kotlar Jewellery at the 2025 Oscars
Coco Jones wore a classic black custom Coach gown with dazzling diamond earrings and a massive 104-carat cushion-cut diamond necklace from Harry Kotlar. According to the brand, “Only using the rarest NATURAL diamonds for our jewellery pieces, Harry Kotlar maintains the most meticulous standards when working with diamond sources.”
Margaret Qualley in Chanel High Jewellery at the 2025 Oscars
Margaret Qualley attended the 2025 Oscars in head-to-toe Chanel, as an Ambassador for the House. The Substance actress wore a custom black velvet gown with an open back, perfect for showcasing her Chanel High Jewellery diamond fringe reverse necklace. Qualley teamed the jewellery statement with diamond earrings, an assortment of dazzling diamond rings, and the brand’s white gold and diamond Étoile” Filante” bracelet.
Selena Gomez in Bulgari Jewellery at the 2025 Oscars
Nominated in the Best Original Song category at the 2025 Oscars, Selena Gomez looked immaculate on the red carpet, wearing a rose gold beaded custom Ralph Lauren gown with Bulgari High Jewellery. The Emilia Pérez actress stunned in diamond earrings and a breathtaking diamond necklace from the Italian jewellery house, along with an assortment of diamond rings (including her new marquise-cut diamond engagement ring from fiancé Benny Blanco).
Ariana Grande in De Beers Jewellery at the 2025 Oscars
Nominated for Best Supporting Actress thanks to her role in Wicked, and slated to perform alongside Cynthia Erivo during the evening’s ceremony, Ariana Grande walked the red carpet in a custom Schiaparelli Couture gown, remade in her signature Glinda pink. Grande completed her look in De Beers diamond jewellery, including the the Alchemist of Light by De Beers ‘Midnight Aura’ Necklace, which boasts 74.73 carats of diamonds. She also adorned The Alchemist of Light by De Beers ‘Midnight Aura’ Diamond Stud Earrings, weighing in at 9.58 carats.
Elle Fanning in Cartier Jewellery at the 2025 Oscars
Styled by Samantha McMillen, A Complete Unknown actress Elle Fanning channeled her inner Grace Kelly in a white lace custom Givenchy gown with a major vintage Cartier High Jewellery diamond choker, circa 1958. With over 700 diamonds, the necklace is approximately 49 carats.
Miley Cyrus in Boucheron Fine Jewellery at the 2025 Oscars
Presenter Miley Cyrus walked the 2025 Oscars red carpet in a black beaded Alexander McQueen gown and Boucheron Fine Jewellery. The beloved songstress wore the Maison’s Frosty White dangling diamond earrings from the Histoire de Style, Like a Queen High Jewellery collection, the diamond Vendôme bracelet, and stacked her Quatre Radiant Edition diamond rings.
Anok Yai in De Beers Jewellery at the 2025 Oscars
Anok Yai wore a custom peach Marni gown with diamond jewellery by De Beers. The supermodel wore the De Beers Talisman Diamond Hoop earrings, the Forces of Nature by De Beers ‘Dignity’ Tassel Necklace. She completed her look with the Forces of Nature by De Beers ‘Dignity’ 9.76-carat diamond jacket ring and a matching 4.90-carat diamond cocktail ring.
H.E.R. in Chopard Jewellery at the 2025 Oscars
H.E.R. shined bright on the red carpet in a custom Ralph Lauren gown and tons of Chopard diamonds. Tonight, she is nominated for Best Original Song, thanks to her work on “The Journey” from the film The Six Triple Eight.
Styled by Wouri Vice, the singer packed on layers of four different chokers with white and yellow diamonds, three diamond line bracelets of white and yellow diamonds, a yellow diamond ring, and an asymmetrical earring look.
Monica Barbaro in Bulgari Jewellery at the 2025 Oscars
A Complete Unknown actress Monica Barbaro is nominated for Best Supporting Actress tonight, thanks to her role as singer-songwriter Joan Baez. Before the ceremony, Barbaro stormed the red carpet in a custom Christian Dior gown and diamonds from Bulgari High Jewlery, styled by Jeanann Williams.
Zoe Saldaña in Cartier Jewellery at the 2025 Oscars
Emilia Pérez actress Zoe Saldaña took to the red carpet at the 97th Annual Oscars in a custom Saint Laurent gown, styled by Petra Flannery. The Best Supporting Actress winner completed her ensemble with a Cartier Panthère diamond and emerald collar necklace.
Bruna Marquezine in Lorraine Schwartz Jewellery at the 2025 Oscars
Brazilian actress Bruna Marquezine wore a plunging white custom Atelier Versace gown with a stunning diamond necklace by Lorraine Schwartz. Featuring an oval-shaped diamond in the middle, seven graduated pear-shaped diamonds dangle from its center, each one bigger than the next.
Goldie Hawn in Sabyasachi and Briony Raymond Jewellery at the 2025 Oscars
Goldie Hawn attended the 2025 Oscars, wearing a yellow Dolce & Gabbana gown with a statement-making diamond chain Sabyasachi necklace and a Briony Raymond Retro diamond ring.
Paul Tazewell in Fred Leighton Jewellery at the 2025 Oscars
Paul Tazewell, the costume designer responsible for the fantastical wardrobe of Wicked, wore an equally fantastical diamond and platinum brooch from Fred Leighton. Boasting over 45.0 carats of round and baguette cut diamonds, the vintage brooch was crafted in the 1950s. Tazewell also adorned Fred Leighton Art Deco emerald and diamond swirl cufflinks, along with a KWIAT Ashoka diamond and platinum snake ring, making for a look dapper enough to take home the gold!
