Demi Moore, Gwen Stefani, & Hilary Duff Make It A Girls Night at Established Jewelry Launch Party!

Demi Moore and her daughter Tallulah Willis get sandwiched in between Erin and Sara Foster as they host the Established Jewelry by Nikki Erwin Launch Party on Thursday (March 5) at Soho House in West Hollywood, Calif.

The 52-year-old actress and Tallulah, 21, were joined at the event by Gwen Stefani, Hilary Duff, Ashley Benson, JoAnna Garcia Swisher, Rachel Zoe, pregnant Molly Sims, and fellow jewelry designer Jennifer Meyer.

PHOTOS: Check out the latest pics of Demi Moore

The ladies previewed and shopped the debut jewelry collection which is available for pre-order on www.establishedjewelry.com now!

45+ pictures inside of Demi Moore, Gwen Stefani, and others at the event…