Yet there was no overarching diamond trend and the biggest names in Hollywood all chose big, bold diamond pieces that perfectly reflected each woman's individual style.

Jennifer Aniston:

Cool and chic - She enhanced her sleek look with a stunning vintage 1920's double strand diamond necklace by Bugari.

Felicity Huffman:

Sophisticated - The "Transamerica" star went all out with $2 million (Bt80 million) worth of diamonds, but still maintained a clean, traditional look. Huffman wore a bracelet with 38 carats of round diamonds; pear shaped diamond drop earrings of seven carats; a 15 carat cushion cut diamond ring; a diamond "Gardenia" brooch in her hair made of more than 100 diamonds totalling 40 carats. All by Martin Katz.

Michelle Williams:

New diamond ingenue - The "Brokeback Mountain" sensation was a knockout in a 19th-century French diamond necklace and rose cut diamond right hand ring, both by Fred Leighton.

Nicole Kidman:

All about elegance - Kidman launched another trend with her custom-designed matching diamond bracelets of old-mine cut diamond bracelets totalling 131 carats. She also wore rose cut diamond earrings. All by Fred Leighton.

Jennifer Lopez:

The fashion forward icon - '50s and '60s diamond pieces accentuated Lopez's hip look. 1950s diamond and 18 carat diamond necklace; 1960s diamond and gold bracelet, 10 carats, 1960s diamond pendant earrings; rose cut diamond right hand ring. All by Fred Leighton.

Dolly Parton:

Sparkling - diamond briolette pendant earrings with old European cut diamonds of approximately 5.0 carats and briolette diamond drops of approximately 16.0 carats each; two vintage diamond bracelets (one from the 1930s, one from the 1920s); diamond chain necklace with approximately 47.8 carats of round brilliant cut diamonds; 10.58 carat antique cushion-cut diamond ring; 3.01 carat diamond ring; a pair of 1920s diamond flower clip brooches in platinum, a diamond bon-brooch; and a pair of 1930s diamond "string bean" brooches. All by Fred Leighton.

Charlize Theron:

The glamorous red carpet darling - The Oscar nominee sparkled in stylish and sophisticated fancy chandelier earrings totalling eight carats; three bracelets: fancy yellow diamond bracelet totalling 44 carats; a white and yellow diamond marquis-cut bracelet totalling 23 carats; and a diamond bracelet totalling 43 carats; All by Chopard.

- Information courtesy of The Diamond Trading Company