It isn ‘t miraculous …it’s just K.I.S.

Keeping It Simple…is simply offering the best of everything!


    To protect the beauty of your fine jewelry, we recommend our FREE semi-annual cleaning and inspections. Although NOT REQUIRED, we encourage you to make this part of your normal maintenance. In the event you chip, break, or lose a diamond or gemstone you purchase from us, The Diamond Center will replace it for free. Plus, don’t pay extra for an Extended Service Plan when all services are done for FREE on any jewelry purchased from The Diamond Center!

    Our warranty services ALWAYS include:

    • FREE Diamond/Gemstone Replacement
    • FREE Prong Work
    • FREE Head Replacement
    • FREE Ring Sizing
    • FREE Ring Polishing I Rhodium Plating
    • FREE Exclusive Bridal Package with over $5000 in Savings  (For Engagement Ring Purchases)

    We carry the largest selection of designer brands in the area! Diamond jewelry, engagement and wedding jewelry are our speciality. The Diamond Center has more diamonds on display than any other jewelry store in Wisconsin! We also have the best selection of all your other jewelry needs including watches, gold chains, colored gemstones, and even giftware.


    As a locally owned jewelry store, we set the standards for excellence, quality and service. When you’re shopping for gems and diamonds, make sure you compare cut, color, clarity, carat weight and treatments of Gemstones from one store to the next. If you’re comparing exact qualities, The Diamond Center is sure to have the best price. We are so confident in offering the lowest prices, that we’ll give you $100 cash if we are not able to meet or beat our competitor’s price. We call it The Diamond Center’s $100 challenge.


    Open any bridal magazine and you will, no doubt, see ads for many of the same jewelry designers that we offer here at The Diamond Center. These designers protect their reputations by working only with select jewelers nationwide. The Diamond Center has the exclusive jewelry designers you would normally need to travel to a larger city to find It’s all right here at The Diamond Center!

    Hearts On Fire Diamond JewelryRitani Simon GJeff Cooper LVE LE VIAN    Scott Kay


    Your dreams become a reality with The Diamond Center’s Custom Design Center. Our Jewelry Designers, Craftsmen and on-site Goldsmiths have years of experience in design and development of custom jewelry. The Diamond Center continues to stay on the cutting edge of the jewelry industry. Providing 3-D CAD rendering services allow you to work alongside our experienced staff in creating a unique piece of jewelry you will be proud to show off.


    aGQa is the only certification company in the world that offers secure online storage and registration for your jewelry certificate. We offer the aGQa consumer guarantee along with a digital image of your jewelry, quality information, and your Lab Certificate numbers (if applicable).


    Why do we call our staff the BEST? Jewelry certification classes through GIA is just the beginning of their training. Since diamonds are graded using the 4Cs (cut, color, clarity, carat weight), our sales staff needs to understand how they all work together. With over 200 years combined experience, our sales staff trains continually so they can pass their knowledge of quality jewelry on to you.

    Click here to meet our staff.


    “Are you kidding me? You will give me the full price for my diamond or gold chain towards any other jewelry?” Absolutely! We have been doing business this way for over 30 years. That’s why it is THE BEST TRADE-IN POLICY around.


    That’s what our customers say! We even offer SAME DAY “EXPRESS” 1-HOUR REPAIR SERVICE, including professional cleaning and eyeglass repair. Our in-house Goldsmiths use their extensive experience along with the latest laser technology to give the highest quality and most efficient service available. We’re so confident in the consistency and quality of our repairs that we include a full One-Year Guarantee on repairs! As one of the first jewelers world-wide, The Diamond Center now features the latest technology in professional cleaning. We offer a state of the art, automatic, self serve, cleaning kiosk which allows you to have your jewelry or eyeglasses cleaned in approximately 2 minutes. This automatic ”while you wait” service provides a chemical free, gentle, low-pressure wash, that kills 99% of bacteria.

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