2021 Oscars Jewellery: Awards season's jewel in the crown

Angela Bassett
Chopard

Earrings: Featuring 28.19 carats rubies and 9.54 carats diamonds, set in 18-carat white gold

Bracelet: Ashoka-cut diamonds, set in platinum

Rings: Platinum ring, featuring 14.62-carat pink tourmaline, 1.36-carat diamond and 1.02-carat diamond; 18-carat white gold ring, featuring 3.31-carat round brilliant-cut diamond and 6.4 carats diamonds

Valued at: Unknown

Amanda Seyfried
Forevermark

Earrings: Forevermark By Premier Gem earrings, featuring 10.45 carats yellow and white diamonds set in platinum

Bracelets: Black Label Collection bangles, featuring 6.69 carats diamonds set in 18-carat yellow gold

Rings: Exceptional Diamond Collection ring, featuring 5.03 carats yellow and white diamonds set in platinum

Valued at: Unknown

Glenn Close
Kwiat and Fred Leighton

Earrings: Pendant earrings featuring 33 carats of diamonds, set in platinum

Ring: Vintage 1915 ring, featuring 5.45 carats sapphires and 0.85 carats diamonds set in platinum

Valued at: Unknown

Andrea Day
Tiffany & Co.

Earrings: Featuring 12 carats yellow and white diamonds, set in platinum and 18-carat yellow gold

Bracelet: Schlumberger Collection bracelet featuring 465 diamonds, set in platinum and 18-carat yellow gold 

RIngs: Selection of Tiffany & Co. Schlumberger Collection and Tiffany T Collection rings

Valued at: $US2 million

Colman Domingo
David Yurman

Bracelet: Waves Collection cuff, featuring 1.99 carats pavé cognac diamonds set in 18-carat yellow gold

Rings: Waves Collection ring, featuring forged carbon set in 18-carat yellow gold; 'Beveled Band' ring, featuring 0.76 carats diamonds set in 18-carat yellow gold; 'Faceted Band' ring, featuring 0.19-carat diamond set in 18-carat yellow gold;  and 'Streamline Pinky' ring in 18-carat yellow gold

Valued at: $CAD29,800

Zendaya
Bulgari

Earrings: Yellow and white diamonds, set in platinum

Necklace: Magnifica High Jewelry Collection necklace, featuring 6-carat yellow diamond and 128.98 carats white diamonds set in platinum

Rings: Selection of Magnifica High Jewelry Collection rings, featuring yellow and white diamonds set in platinum

Valued at: $US6 million

H.E.R.
Chopard

Earrings: Diamonds, set in white gold

Rings: Haute Joaillerie Collection rings, featuring blue sapphires and diamonds, and 12-carat purple spinel and diamonds, set in 18-carat white gold

Valued at: Unknown

Carey Mulligan
Cartier

Earrings: [Sur]naturel Collection earrings, featuring orangey-yellow tourmalines and diamonds in platinum and 18-carat rose gold

Ring: [Sur]naturel Collection ring, featuring orangey-yellow tourmalines, sapphires, and diamonds, set in platinum and 18-carat rose gold

Valued at: Unknown

Regina King
Forevermark

Earrings: Forevermark By Rahaminov drop earrings, featuring 36.10 carats diamonds set in platinum; Avaanti Collection 'Asymmetric Arc' studs, featuring 1.39 carats diamonds set in 18-carat white gold; Forevermark By Premier Gem stud, featuring 4.03 carats diamonds set in platinum

Bracelet: Forevermark By Rahaminov 'Cluster' bracelet, featuring 5.55 carats diamonds set in 18-carat white gold

Rings: Selection of rings from the Avaanti Collection, featuring 5.02 carats diamonds set in 18-carat white gold; and Cornerstones Collection 'Diamond Eternity' ring, featuring 2.80 carats diamonds set in 18-carat oxidised gold

Valued at: $US2 million

Vanessa Kirby
Cartier

Necklace: Pendant featuring 27.45-carats diamonds, set in platinum

Valued at: Unknown

Tiara Thomas
H Dayan & Co.

Earrings: Custom diamond studs

Necklace: Custom diamond lariat with floral diamond accent

Valued at: Unknown

Olivia Coleman
Chopard

Earrings: Haute Joaillerie Collection diamond earrings

Rings: Selection of diamond cocktail rings

Valued at: Unknown

Maria Bakalova
Moussaieff 

Earrings: 'Pendant' earrings, featuring 31.24 carats of white diamonds and 4.24 carats pink diamonds set in 18-carat white gold

Necklace: 'Diamond Line' necklace, featuring 75.84 carats of white diamonds, set in 18-carat white gold

Ring: Featuring 8.22-carat marquise white diamond, with pink diamond halo

Valued at: Unknown

Leslie Odom Jr.
Cartier

Ring: 'Panthère de Cartier' ring, featuring onyx and peridot set in 18-carat yellow gold

Valued at: $US26,600

Viola Davis
Forevermark

Earrings: Forevermark By Rahaminov 'Dream Drop' earrings, featuring 4.78 carats diamonds set in 18-carat white gold

Bracelets: Forevermark 'Stackable' bangles, featuring 14.5 carats diamonds set 18-carat white gold

Ring: Forevermark By Rahaminov 'Diamond Bypass' ring, featuring 2.70 carats diamonds set in 18-carat white gold

Valued at: Unknown

Laura Dern
Pomellato

Earrings: Sabbia Collection 'Pendant' earrings, featuring 13.40 carats pavé white, black, and brown diamonds set in 18-carat rose gold

Bracelet: Sabbia Collection bracelet, featuring 7.90 carats pavé white, black, and brown diamonds set in 18-carat rose gold

Ring: Sabbia Collection ring, featuring 1.6 carats pavé white, brown, and black diamonds, set in 18-carat rose gold

Valued at: Unknown

Reese Witherspoon
Bulgari

Earrings: High Jewelry Collection earrings, featuring 11.66 carats white diamonds and onyx set in white gold

Bracelet: Barocko Collection bracelet, featuring onyx, Akoya pearls, and 4.49 carats diamonds set in white gold

Ring: Magnifica High Jewelry Collection ring, featuring 10.15-carat centre ruby, 1.59 carats rubies, and 1.78 carats white diamonds, set in platinum; and High Jewelry Collection ring, featuring 5.38-carat marquise diamond, 2.18 carats rubies, and 1.89 carats diamonds set in platinum

Valued at: Unknown

Emerald Fennell
Theo Fennell

Earrings: 'Morganite Chrysanthemum' earrings, featuring 29.99 carats morganite and 3.14 carats pavé diamonds set in 18-carat white gold

Rings: Featuring 13.97-carat purple tourmaline and 2.61 carats pavé diamonds, set in 18-carat white gold

Valued at: £64,500