Rasmussen Diamonds - Mundelein

Rasmussen Diamonds - Mundelein Formerly Bay Area Diamond Company, Rasmussen Diamonds has been family owned and operated since 1900. Stop in to see why love stories live here!

Welcome to Bay Area Diamond Company, your full-service jewelry store in Mundelein, Illinois! We're quickly becoming Lake County’s #1 choice for engagement & wedding jewelry, and all other fine jewelry. We offer the best quality in jewelry, top-notch customer service, and an incredibly relaxed atmosphere. Our goal is to make you feel like you are our only customer. ♡

Bay Area Diamond Company is owned by Brian Rouse. Throughout his 30+ year career, Brian has been involved in almost every ‘facet’ of the jewelry industry, from a salesperson to bench jeweler to manager to store owner. Brian is a community-driven & customer-focused owner and this is reflected in the way we operate. Our stores are backed by the finest staff, individuals will not only become your long-term jewelry store associates, but also your lifelong friends. We’ve curated an unforgettable lineup of diamonds, wedding, & engagement jewelry through our signature bridal collection, ‘Perfect Love’. We’re also proud to carry Tacori, Malo, Fana, Martin Flyer, MK, Merit Diamond. In addition to bridal pieces, our cases are full of dazzling jewelry options to complement any budget and style. From first communion to graduation, anniversaries to birthdays, we have beautiful pieces for all! Shop worry-free with our generous store policies like our Trade-Up Policy, True Love Guarantee, Rewards Program, Referral Program, & Lifetime Warranty. These are some of the (many) reasons that our customers become customers for life. We encourage you to stop in to Bay Area Diamond Company and browse our beautiful cases, learn about our services, chat with our good-mood-sales-associates, have a coffee (or soda!), and find your dream jewelry piece. We can’t wait to have you stop in and see the spark (le) of life we've brought to Mundelein!♡

09/16/2026

A colorful new chapter to her love story 💙

09/05/2026

A reminder that our store will be closed this coming Monday (9/7), for Labor Day. 💍

We will return to our normal store hours on Tuesday.

08/31/2026

We can finally announce the BIG news...

The jewelry you love. The staff you trust. Now backed by five generations of jewelry experience.

Rasmussen Diamonds has been telling love stories throughout Southeastern Wisconsin since 1900. 126 years later, we're incredibly grateful to bring that legacy to the Mundelein community.

We're excited to meet you, get to know this community, and continue helping you take care of the jewelry and love stories that matter most.

Want to learn a little more about who we are? Click the link below to see why .

Rasmussen Diamonds

Jewelry Box Basics: Diamond Pendants ✨Welcome back to Jewelry Box Basics, where we're highlighting the essential pieces ...
08/10/2026

Jewelry Box Basics: Diamond Pendants ✨

Welcome back to Jewelry Box Basics, where we're highlighting the essential pieces that belong in every timeless jewelry collection.

Next up: Diamond Pendants.

Simple, elegant, and endlessly versatile, a diamond pendant is a piece you'll reach for day after day. Whether you love the timeless look of a solitaire or something with a little more sparkle, it's the perfect finishing touch to any outfit and a must-have in every jewelry collection.

Stop in to explore our diamond pendant selection or shop online to find your perfect piece.

Bay Area Diamond Company. Undeniably Better!

Jewelry Box Basics: Diamond Hoops 💎Welcome back to Jewelry Box Basics, where we're highlighting the essential pieces tha...
08/03/2026

Jewelry Box Basics: Diamond Hoops 💎

Welcome back to Jewelry Box Basics, where we're highlighting the essential pieces that belong in every timeless jewelry collection.

Next up: Diamond Hoops.

Timeless, versatile, and effortlessly elegant, diamond hoops are a staple you'll wear for years to come. They elevate everyday outfits while adding just the right amount of sparkle for special occasions, making them one of the smartest additions to any jewelry collection.

Stop in to explore our diamond hoop selection or shop online to find your perfect pair.

Bay Area Diamond Company. Undeniably Better!

07/31/2026

If she's your future wife... which ring is she choosing? 💍✨

We've picked eight stunning engagement rings. All you have to do is guess which one she'd say "yes" to.

Drop your pick in the comments—1 through 8. Bonus points if she agrees with your choice. 👀

Bay Area Diamond Company. Undeniably Better!

07/29/2026

Every ring tells a story. Yours starts here. 💍

Whether you're drawn to classic gold, modern tungsten, sleek black finishes, or something uniquely your own, the right wedding band is one you'll wear every day. That's why we carry a wide selection of men's bands in a variety of styles, metals, and finishes—so you can find the one that feels like you.

Stop by our Mundelein showroom and let our team help you find a wedding band that's built to last a lifetime.

If you're eyeing the watch, it's the Seiko Prospex SPB383 1968 Diver's Modern Re-Interpretation GMT. ⌚

Bay Area Diamond Company. Undeniably Better!

21 Years. Countless Memories. One Incredible Celebration. 🎉💎For 21 years, it's been our privilege to celebrate life's bi...
07/28/2026

21 Years. Countless Memories. One Incredible Celebration. 🎉💎

For 21 years, it's been our privilege to celebrate life's biggest moments with you—from engagements and anniversaries to birthdays, milestones, and everything in between. Your trust and support have made every year unforgettable, and we couldn't be more grateful.

To celebrate this milestone, we're inviting you to our 21st Anniversary Sale, happening August 3rd through August 8th at our Mundelein showroom.

✨ Save up to 60% OFF storewide
💎 Shop engagement rings, wedding bands, fine jewelry, watches, gemstones, and more
🎉 Our biggest sale of the year
📅 One week only — August 3rd–8th

Whether you've been planning a proposal, celebrating a special occasion, or simply waiting for the right time to invest in something beautiful, there's never been a better opportunity to find the piece you've been dreaming of.

Thank you for making the past 21 years truly Undeniably Better. We can't wait to celebrate with you.

Bay Area Diamond Company. Undeniably Better!

07/28/2026

From concept to completion. 💍✨

Every custom ring begins with an idea. From a wax model to a freshly cast setting, and finally the finished piece with its center diamond in place, every step is carefully crafted to bring one unique vision to life.

If you've been dreaming of a ring that's truly your own, our team is here to make it a reality.

Bay Area Diamond Company. Undeniably Better!

Address

742 S. Butterfield Road
Mundelein, IL
60060

Opening Hours

Monday 10am - 6pm
Tuesday 10am - 6pm
Wednesday 10am - 7pm
Thursday 10am - 7pm
Friday 10am - 6pm
Saturday 10am - 3pm

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