Sierra Jewelry Co

About Us

Sierra Jewelry Co is located in Mammoth Lakes, California filled with unique, one-of-a-kind, artisan-crafted collections of jewelry, vintage watches, fine & vintage jewelry and trinkets from around the globe. One-of-a-kind custom jewelry from concept to completion. Casting in silver, gold & platinum.

We will work with you to create one-of-a-kind custom pieces from concept to completion. Sierra Jewelry Co is owned and operated by Louisa Bir.

Louisa also creates her own jewelry line, Luckette’ which is showcased at Sierra Jewelry Co. Each unique piece of jewelry is designed and inspired by Louisa's travels and madcap daydreams. She likes to hint at her sense of British eccentricity and is inspired by the power jewelry has to express strength, love, and faith, invoking delight and inspiration.

Louisa will work with you to create one-of-a-kind custom pieces from concept to completion. You may wish to commission her to create something unique that will last for generations and stamp your personality on it.


I believe my patrons love and understand my commitment. They know that I don’t make hundreds of the same piece. I adore creating superb work for those who have their own sense of style and appreciate real originality and quality.

"I love my craft - I make fabulous jewelry for marvelous people!"

Sierra Jewelry Co only sources ethical diamonds and gemstones.Sierra Jewelry Co is 100% hand-made in California, USA.

Every piece that leaves the Sierra Jewelry Co workshop in the High Sierra's is brought to life through original designs and outstanding quality.