Permanent Jewelry in Rock Springs, Wyoming
Custom-fit bracelets, anklets, necklaces, and rings by Lacey Gay, Metalsmith and Founder of Seminoe Metalsmithing.

Wyoming’s First Permanent Jewelry Co.
- 14k Solid Gold
- Sterling Silver
- 14k Gold-fill
Bracelets start at $60. Exclusive handmade charms & connectors.
Book Permanent Jewelry in Rock Springs
Appointments at Mack & Co. Boutique, 204 Elk St., Rock Springs.
Call or text: 307-744-4444
Upcoming Events:
WYOMING’S BIG SHOW
July 28th – August 1st
We’ve changed our logo!
The single pine has been with us since 2021. In honor of our roots in business, we’ve added a some pines inside of our new and very fitting lightning bolt logo!


Organic Imprints
& More
Discover niche imprints, made with real insect wings, horsehair, flora and more.
A dazzling custom request.
In great taste, a wise customer wanted a 14k solid gold chain for her first permanent bracelet experience. She chose to have it fused around her wrist with a stunning genuine diamond connector.
In love with the high quality, she had a request. A chain replacement on an adjustable diamond bracelet from her personal collection.
Measured to the perfect fit with a clasp, this top fan shows it off in style. Shown in the photo, her dazzling diamonds while on a cruise

Lacy goes above and beyond to help her customers and makes sure they satisfied! Amazing place of business! 👏👏
Forever isn`t just a word. It’s a daily choice to hold onto each other tighter. This custom-fit bond is a beautiful, permanent reminder that no matter what tomorrow brings, we are locked in together.
#wyomingsfirstpermanentjewelry #wyomingpermanentjewelry #permanentjewelrywyoming #downtownrockspringswy #RockSpringsWY
👑 Transforming a royal vision into reality. An enchanting ring, fit for a princess.
✨️ 14k goldfill chain.
💎 Genuine faceted garnet.
#wyomingsfirstpermanentjewelry #permanentjewelrywyoming #wyomingpermanentjewelry #seminoemetalsmithing #mackandcoboutique
We`ve changed our logo! We wanted something fresh to represent the energy, strength and permanence of our jewelry. The single pine has been with us since 2021. In honor of our roots in business, we`ve added a few more pine trees inside of our new and very fitting lightning bolt logo! What do you think?
#wyomingsfirstpermanentjewelry #wyomingpermanentjewelry #permanentjewelrywyoming #seminoemetaslmting #mackandcoboutique
Wild Blue Flax flowers typically last only a single day. Throughout the blooming season from spring to late summer, each bloom is replaced by new buds. Native to Wyoming, they can turn entire meadows solid blue during peak bloom in early summer.
Lander 4th of July recap! Thank you Fremont County and those visiting for joining us in celebration. It was a perfect day in Lander. We`ll see you again next year. 🎇
#wyomingsfirstpermanentjewelry #wyomingpermanentjewelry #permanentjewelrywyoming #landerwyoming #fremontcountywyoming
Lander, our favorite July 4th tradition is BACK! Wyoming`s first permanent jewelry company will be set up on the 700 Block of Main Street for our annual pop-up starting at 10 AM! Celebrate the holiday (and the nation`s 250th!) with an unforgettable, custom welded piece. Bring your best friend, partner, or treat yourself to a lasting memory. We`ll see you during and after the parade!
The perfect pre-wedding detail. 💎
From a permanent jewelry appointment to walking down the aisle the next day! Huge congratulations to the new Mrs! We loved helping you get your bridal sparkle ready for your big day last week.
Looking for the ultimate pre-wedding experience? A permanent jewelry appointment is a unique way to bond with your bridal party, celebrate your bachelorette, or create a lasting memory before you say "I do." Send us a DM to book your custom welding session to find your perfect everlasting piece. ✨
#mackandcoboutique #permanentjewelrywyoming #wyomingbride #wyomingwedding #wyomingsfirstpermanentjewelry
Flaming Gorge Days 2026 Recap! Thank you Sweetwater County for an unforgettable event!
#wyomingsfirstpermanentjewelry #wyomingpermanentjewelry #permanentjewelrywyoming #FlamingGorgeDays #GreenRiverWY

