At the 2025 Oscars, diamonds dominated as a statement, a spectacle, and a glimpse into the future of luxury. Celebrities turned classic jewelry into bold expressions of personality, mixing vintage elegance with a modern edge. From unexpected placements to daring designs, diamonds proved they are trendsetters.
If you thought red carpet jewelry was all about tradition, think again. The 2025 Oscars released a wave of fresh, game-changing diamond trends that are already making their way from Hollywood to high fashion, and soon, to everyday wardrobes.
Check out the top 10 diamond jewelry trends that are taking over this year.
1. Mikey Madison's at the 2025 Oscars in the Eternal Drop Diamond Necklace from Tiffany & Co.
- Brand: Tiffany & Co.
- Jewelry Pieces: Diamond stud earrings, marquise and round diamond cluster bracelet, pink tourmaline ring.
Vintage diamond pieces regained popularity among celebrities as they chose lasting designs that represented both historical significance and elegance.
When Best Actress Oscars winner Mikey Madison walked the red carpet, her jewelry selection became the main attraction. The actress chose an antique Tiffany & Co. platinum-iridium diamond necklace from 1909-1919. The 9-carat pear-shaped diamond fused traditional craftsmanship elements in a way that displayed advanced jewelry design techniques from its era.
Madison completed her Tiffany & Co. selected jewels with diamond stud earrings and a marquise and round diamond cluster bracelet, along with a pink tourmaline ring. The vintage themes throughout her attire demonstrated both classic design attributes and elegant red carpet style.
2. Colman Domingo in Boucheron 2025 Oscars
Colman Domingo joins the Vanity Fair Oscars Party in Beverly Hills on March 2, 2025 (Gettyimages/MichaelBuckner)- Brand: Boucheron
- Jewelry Pieces: A bold tourmaline ring, vintage bracelet piece, a custom Omega Speedmaster Moonwatch in 18-karat Canopus Gold.
At the 2025 Academy Awards, Colman Domingo turned heads with his bold yet elegant fashion. He wore a custom red tuxedo jacket by Valentino’s creative director, Alessandro Michele, a fringed sash draped across the jacket, adding movement and flair.
His accessories made the look even more striking. A stunning ring with a deep tourmaline brought a bold touch. On his wrist, a vintage bracelet with five gold tubular links balanced classic and modern style.
A refined lapel clip completed his outfit with a subtle touch. To match his jewelry, he wore a custom Omega Speedmaster Moonwatch in 18-karat Canopus Gold.
Domingo’s choices at the Oscars showed his eye for detail, his selection of fashion and accessories created a strong, sophisticated red-carpet presence.
3. Scarlett Johansson's At Oscars 2025 in Dazzling De Beers Ensemble
- Brand: De Beers
- Jewelry Pieces: Over 20-carat pear-shaped central diamond necklace, and 9-carat pear-shaped stud earrings.
A deep navy velvet gown and matching gloves made Scarlett Johansson shine on the Oscars red carpet. But it was her diamond jewelry that turned heads. She wore the ‘Midnight Aura’ pear-shaped central diamond necklace from De Beers’ Alchemist of Light collection, holding a 74.73-carat diamond in 18K white gold. She paired it with 9.58-carat pear-shaped diamond studs. The sparkling gems made her look even more stunning.
Bold collar-style necklaces dominated the Oscars to lead a renewed fashion trend of statement jewelry that enhances the face through neck-posing brilliance. Luxurious neckpieces function as visual anchors that transform ordinary dresses into statement pieces while adding both glamour and sparkling details.
4. Ana de Armas in Louis Vuitton at 2025 Oscar Monochromatic Marvels
- Brand: Louis Vuitton
- Jewelry Pieces: ‘Astre Rouge' ring with a 5.55-carat cushion-cut ruby
Actress Ana de Armas epitomized this movement through her collaboration with Louis Vuitton, showcasing pieces that seamlessly complemented her overall look.
A black silk dress with beautiful embroidery made Ana de Armas shine at the Oscars. Louis Vuitton created the custom gown, the top had fine tulle details, while the halter neckline was decorated with silver and pearl accents.
She paired her look with Louis Vuitton High Jewelry. Her ‘Flight’ earrings had a 1.09-carat LV Monogram Star-cut diamond in each. A 5.55-carat cushion-cut ruby, surrounded by diamonds, sparkled in her ‘Astre Rouge’ ring.
5. Monica Barbaro's Bulgari Floral Fantasia Jewelry at the 2025 Oscars
- Brand: Bulgari
- Jewelry Pieces: White gold, brilliant-cut choker-style diamond necklace, earrings, and oversized rings.
Bulgari’s Fiorever white gold earrings lit up Monica Barbaro’s look at the Vanity Fair Oscar Party. Their diamond-studded floral design necklace in platinum with 124 fancy-shaped diamonds added a soft, graceful touch. She paired them with multiple diamond rings. The shimmering pieces brought Bulgari’s signature serpentine design into the mix, creating a striking contrast with the floral details.
Her jewelry choice blended nature-inspired elements beautifully. The floral motifs worked together, balancing softness with bold sophistication.
For years, floral jewelry has been a symbol of grace and renewal. At the 2025 Oscars, it made the red carpet glow with natural charm. Celebrities embraced these delicate designs, wearing diamonds and gemstones arranged like blossoms.
6. Cynthia Erivo's In Marli New York At 2025 Oscar
- Brand: Marli New York
- Jewelry Pieces: 'Art Deco white gold, diamond necklace geometric patterns
A gorgeous Vivienne Westwood ballgown with floral details made Cynthia Erivo stand out at the Oscars. The design took inspiration from the brand’s Spring-Summer 1997 collection, giving it a classic yet fresh touch.
She completed her look with white gold and diamond jewelry from Marli New York over $275,000 worth. Her pieces included a convertible Darli ring, Cleo Rev diamond earrings, and the dazzling 'Moonlight' necklace.
Big, eye-catching jewelry was a trend at the event, it’s changing how people see accessories, making them more like art. More fashion lovers are now choosing bold geometric diamond designs to add style to their outfits.
7. Halle Berry in Pomellato Stacking Diamond Accessories
- Brand: Pomellato
- Jewelry Pieces: Chain bracelet, chubby hoop earrings, and Cuban chain ring
A dazzling Christian Siriano gown made Halle Berry shine at the Oscars. The dress had see-through side panels and sparkling mirror accents that caught every eye.
She wore pieces from the Catene High Jewelry collection, adding extra sparkle. Instead of a necklace, she wore a beautiful Pandora Me medium-link chain bracelet with Nordstrom pave cubic zirconia chubby hoop earrings.
Stacking diamond rings and layering earrings, match their jewelry and allow people to create a unique look. This layering of different jewelry adds flair and makes each look unique. A simple way to stand out while showing off personal style.
8. Michelle Yeoh Dazzled with Boucheron at the 2025 Oscar Party
- Brand: Boucheron
- Jewelry Pieces: Plume de Paon Earrings & Quatre Radiant Tie Necklace in white gold
The Oscars saw Michelle Yeoh shining in a rich blue Balenciaga dress, paired with elegant Boucheron jewelry. Her Plume de Paon earrings, shaped like diamond feathers, added charm to her look. The Quatre Radiant Edition necklace, styled like a tie, flowed down her back. This piece mixed different diamond cuts in white gold, giving her look a unique touch.
Feather-shaped jewelry has a deeper meaning, it stands for freedom, lightness, and strength. Adding such designs brings a natural yet stylish beauty.
These elegant pieces often appear at grand events and inspire designers to play with soft, flowing, and dreamy styles in modern fashion.
9. Margaret Qualley at the 97th Annual Oscars
- Brand: Chanel
- Jewelry Pieces: 'Motif Russe' diamond Necklace Russian-inspired design
Margaret Qualley wore a custom black silk velvet dress at the Oscars. It had a train and an open back, the design came from Chanel’s Spring-Summer 2005 archives.
Creating this sleek silhouette took hours of work, she paired it with Chanel's High Jewelry. The 'Motif Russe' necklace, made of 18K white gold and 300 round-cut diamonds, added extra elegance.
The intricate details took inspiration from Russian motifs, this touch brought cultural depth to her look. Blending classic beauty with modern style, these elements are making a strong comeback in fashion today.
10. Selena Gomez in Bulgari Jewelry At Oscar 2025
- Brand: Bulgari
- Jewelry Pieces: Platinum collar necklace with a 10-carat pear-shaped diamond pendant
A spectacular platinum diamond necklace with a 10-carat pear-shaped diamond made Selena Gomez’s Oscars outfit shine. Diamond earrings and rings from Bulgari added extra brilliance to her appearance in the show.
At the 2025 Oscar Party, she embraced glamour in a black sequin Armani Prive gown. A platinum necklace with a pear-shaped diamond, along with matching earrings and rings, completed the look.
Her jewelry stood out for its effortless elegance, the diamonds needed no extra embellishments to capture attention.
Modern jewelry design embraces minimalism, clean lines, simple shapes, and high-quality diamonds to create eternal pieces. These designs work for both special occasions and daily wear.
From Hollywood to You – Own the Red Carpet Look with Karaters
Diamonds have always been a symbol of elegance, but the 2025 Oscars proved they are also a force of innovation. This year’s red carpet trends are already shaping the future of jewelry, blending heritage with bold, modern twists.
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