Personalized Jewelry Inspired by Hollywood's Trendiest Moms

$240; dallanonnajewelry.com.

Charlize Theron wears a little yellow gold "J" initial in honor of her son's 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 Duff and Paula Patton
 

$1,500; barneys.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 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
 

$235 jordannJewelry.com

Kourtney Kardashian 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
 

$2,300 (for the chain and these four charms); jenniferfisherjewelry.com

Create your own personalized charm necklace on Jennifer Fisher's site just like Naomi Watts, 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 Bundchen and Ashlee Simpson

$479, janebasch.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

$350; albeitjewelry.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
 

$500 for the 36" chain and $575 for the charm; helenficalora.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
 

$678; alexwoo.com

Halle Berry  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
 

$125; poshmommyjewelry.com

Garcelle Beauvais-Nilon 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