The 97th Academy Awards, held on March 2, 2025, at the Dolby Theatre in Hollywood, was not just a celebration of cinematic excellence but also a dazzling showcase of high jewelry and fashion. While the world watched to see who would take home an Oscar, the real stars of the night were the breathtaking diamond necklaces, bold gemstones, and vintage masterpieces adorning the nominees and winners.

From Scarlett Johansson’s 80-carat De Beers diamonds to Zoe Saldaña’s emerald Cartier creation, jewelry was at the forefront of red carpet glamour. But were these accessories just about prestige, or did they signal deeper trends in the jewelry industry?

Oscars 2025 Jewelry Trends: The Key Takeaways

1. Diamonds Took Center Stage

The theme of the night was “diamonds are forever,” reinforced by Doja Cat’s musical tribute to James Bond. Celebrities showcased diamond-heavy necklaces, earrings, and brooches, many exceeding 80 carats in a single piece.

Notable Diamond Looks:

• Scarlett Johansson dazzled in over 80 carats of De Beers diamonds, including the Midnight Aura necklace and earrings, paired with a Thierry Mugler gown.
• Demi Moore wore 87 carats of Chopard diamonds, including statement earrings, a bracelet, and a ring, complementing her Armani Privé gown.
• Miley Cyrus paired her Alexander McQueen gown with Boucheron chandelier earrings and diamond rings.

2. The Rise of Colorful Gemstones

While diamonds dominated, emeralds, sapphires, rubies, and aquamarines added a vibrant contrast, reflecting 2025’s gemstone trend.

Best Colorful Gemstone Moments:

• Zoe Saldaña wore a Cartier Panthère Versatiles necklace featuring a 10.10-carat Zambian emerald, a piece crafted over 4,827 hours.
• Connie Nielsen stunned with an emerald trio necklace, reinforcing the green gemstone trend.
• Isabella Rossellini paid tribute to her mother Ingrid Bergman by wearing a Bulgari royal blue sapphire necklace and vintage earrings.

3. The Backward Jewelry Trend

Necklaces draped down the back became one of the night’s most innovative trends, blending minimalism with high-impact glamour.

Who Wore It Best?

• Margaret Qualley turned a Chanel Motif Russe necklace backward with her Chanel gown, setting a daring trend.
• Michelle Yeoh paired her Balenciaga gown with a Boucheron Plume de Paon reverse tie-necklace, giving her look a futuristic edge.

4. Archival and Custom Creations Stole the Spotlight

Many celebrities opted for historical jewelry pieces or custom-designed creations, showcasing a blend of craftsmanship and legacy.

Best Vintage & Custom Pieces:

• Elle Fanning wore a 1958 Cartier necklace, complementing her Givenchy gown, embodying Old Hollywood glamour.
• Mikey Madison, who won Best Actress for Anora, chose a Tiffany & Co. archival platinum-diamond necklace from 1909-1919, paired with a Dior gown.
• Zoe Saldaña’s Cartier necklace took 34 months to complete, a testament to the intricate craftsmanship behind high-jewelry creations.

Male Jewelry at the Oscars 2025

Jewelry wasn’t limited to the women—male stars embraced high-jewelry pieces, adding sophistication and individuality to their red carpet looks.

Standout Male Jewelry Moments:

• Timothée Chalamet paired a custom Givenchy suit with a Cartier 1988 gold and diamond necklace, a 1994 mini Baignoire watch, and multiple rings.
• Joe Alwyn added flair with a Bulgari pink gold brooch with rubellite and a Bulgari watch.

After-Party Jewelry: The Glamour Continued

Even after the Oscars ended, the Vanity Fair after-party kept the jewelry trend alive. Many stars, including Margaret Qualley and Connie Nielsen, continued wearing their statement pieces, reinforcing jewelry’s role as an all-night style statement.

Jewelry Market & Cultural Impact

1. Brand Exposure and Red Carpet Marketing

The Oscars remain a crucial stage for high-jewelry brands. Luxury houses like Boucheron, Chopard, Bulgari, Cartier, and Tiffany & Co. dominated the red carpet, lending pieces to stars for publicity. This practice helps boost brand awareness and desirability, with some pieces later showcased in exhibitions or available for high-profile collectors.

2. The Billion-Dollar Jewelry Industry

The Oscars reflected key jewelry market trends:

• The 2025 global jewelry market is valued at $353.26 billion, with a 4.7% CAGR through 2030.
• The emphasis on diamonds and colorful gemstones aligns with rising consumer demand for statement pieces.
• The trend of archival jewelry and vintage designs mirrors the growing retro-revival movement.

3. The Debate: Prestige vs. Accessibility

While the red carpet focused on luxury, a growing discussion surrounds the accessibility of fine jewelry. High-jewelry pieces, like Cartier’s Panthère creations, can exceed $100,000, while archival Tiffany necklaces range from $10,000-$50,000. Meanwhile, brands like Pandora offer luxury-inspired designs between $50-$400, highlighting a divide between exclusivity and mainstream accessibility.

Final Thoughts: What Does Oscars 2025 Jewelry Tell Us?

Oscars 2025 jewelry was about more than just glamour—it was a reflection of trends shaping the industry. The dominance of diamonds, the rise of colorful gemstones, and the mix of archival and custom pieces signal a return to craftsmanship, legacy, and individuality.

However, the “bigger is better” narrative could be misleading. While high-carat diamonds and rare emeralds steal the show, true value lies in provenance, design, and artistry rather than sheer carat weight.

Will the backward necklace trend last? Will colorful gemstones continue to gain traction? The Oscars have always shaped jewelry trends, and 2025’s red carpet was no exception. One thing is certain—jewelry remains one of the most powerful forms of self-expression, storytelling, and status in Hollywood and beyond.