Celebrity Mom Obsession: Personalized Jewelry

In March, actress Charlize Theron announced she adopted a baby boy, and she wears a little yellow gold "J" initial in honor of his name, Jackson. The designers at Dalla Nonna also make calendar charm necklaces (available in rose, white and yellow gold or sterling silver) with a sapphire over the day you want to celebrate for a unique way to hold a date close to your heart.
MORE CELEBRITY MOM FANS: Hilary Duffand Paula Patton
TO BUY: $225, dallanonnajewelry.com

This initial disc charm necklace made by jewelry designer (and Tobey Maguire's wife) Jennifer Meyer is available in rose, white or yellow gold. Katie Holmes (left) has the yellow gold diamond letter pendant. Meyer also makes customizeable nameplate necklaces which are perfect for layering.
MORE CELEBRITY MOM FANS: Gwen Stefani, Courteney Cox and Nicole Richie
TO BUY: $1,500, barneys.com

Christina Applegate wears her daughter's name, Sadie, around her neck. She has the whimsical script nameplate in yellow gold, but it's also available in sterling silver and gold filled.
MORE CELEBRITY MOM FANS: Debra Messing and Demi Moore
TO BUY: $479, janebasch.com

Helen Ficalora's tiny initial charms have been a celebrity favorite for years. Sarah Michelle Gellar has collected many of them, which she displays on a long yellow gold chain. Her pink gold pave letter C charm (also available in yellow or white gold) is for her daughter, Charlotte, with husband Freddie Prinze Jr.
MORE CELEBRITY MOM FANS: Sandra Bullock, Jennifer Lopez and Reese Witherspoon
TO BUY: $500 for the 36" chain and $575 for the charm, helenficalora.com

Create your own personalized charm necklace on Jennifer Fisher's site just like Naomi Watts (left), who strung a rose gold flower key engraved with her husband Liev Schreiber's name on a gold chain and added two yellow gold dog tags engraved with her sons' names: Sasha and Kai. Watts finished the look with a whimsical yellow gold fly.
MORE CELEBRITY MOM FANS: Giselle Bündchen and Ashlee Simpson
TO BUY: $2,300 (for the chain and these four charms), jenniferfisherjewelry.com

Halle Berry (left) wears the Alex Woo "Little Letter N" necklace in matte yellow gold for her daughter, Nahla. The pendants are also available in sterling silver and white gold with diamonds.
MORE CELEBRITY MOM FANS: Jennifer Lopez and Christina Applegate
TO BUY: $548, alexwoo.com

Jessica Alba wears a yellow gold Horizontal "H" Pendant Necklace (also available in white gold) for her daughters, Honor (left) and Haven.
MORE CELEBRITY MOM FANS: Halle Berry
TO BUY: $310, albeitjewelry.com

Garcelle Beauvais-Nilon (left) had her twin sons' names -- Jax and Jaid -- engraved on this sterling silver double disc necklace. The pendants are studded with pink tourmalines, her sons' October birthstone.
MORE CELEBRITY MOM FANS: Brooke Burke and Kyle Richards
TO BUY: $100, poshmommyjewelry.com

Kourtney Kardashian (left) wears the Medium Flat Magnolia Charm Necklace in Vermeil with an "M" for her son Mason. His birthday is engraved on the back so the date is always close to her heart.
MORE CELEBRITY MOM FANS: Katherine Heigl
TO BUY: $235, JordannJewelry.com

Tori Spelling (left) has two Lisa Jordan charm bracelets -- the gold and diamond little girl "Madison" charm for her daughter, Stella, and the white gold boy "Matt" charm for her son, Liam. Each charm comes with five different color cords.
MORE CELEBRITY MOM FANS: Camilla Alves
TO BUY: $975 (Madison charm) and $250 (Matt charm), jennifermillerjewelry.com