Why Choose Schwanke-Kasten Jewelers?

Love by SK

Since 1899

For well over a century, Schwanke-Kasten Jewelers has been the generational, trusted family jeweler for couples. Our non-commissioned associates make sure that you feel comfortable, confident, and no-pressure, when deciding on your engagement ring.

Diamond Upgrades

We will offer you 100% of what you paid for your diamond, when you decide to upgrade to a bigger, or higher quality diamond. The original, naturally-mined diamond must have been purchased at Schwanke-Kasten Jewelers.

Confidence

We exclusively offer conflict-free, naturally mined diamonds with GIA certificates. 90% of our engagement rings are made-to-order; meaning, we work with you to pick the perfect diamond and ring and make it specifically for you.

Complimentary Services

When you purchase an engagement ring at Schwanke-Kasten Jewelers. We will make sure the ring fits perfectly, if the sizing is done within the first year. Complimentary appraisals, prong checks, and cleanings.

The Schwanke List

When you choose Schwanke-Kasten Jewelers for your engagement ring, we will give you exclusive access to our preferred vendor list to plan the perfect engagement or wedding

  • Kwiat Diamonds

    Kwiat Tiara Diamonds — Seven iconic shapes, cut to perfect standards and absolutely consistent every time. Each cut reveals the maximum brilliance and size appearance for its weight…which means your diamond will always look bigger and brighter.

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  • Rahaminov

    Rahaminov Diamonds’ collections feature both meticulous and unusual cuts that are expertly faceted to highlight and enhance each diamond’s shape. At Rahaminov Diamonds, the diamond inspires the design

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  • Build your own engagement ring

    Loose Diamonds

    While we do not typically stock many loose diamonds, we do carry an array of great GIA-certified diamonds that may just do the trick!

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Timeless Engagement Rings

At Schwanke-Kasten Jewelers, we have had the honor of helping generations of couples propose with gorgeous, timeless diamond engagement rings. Our stress-free, fully customizable process helps you feel confident that you have picked the perfect diamond engagement ring representative of your love. Since 1899, our non-commission sales associates have helped the fine people of Wisconsin and beyond, "pop-the-question". GIA certified, natural mined and ethical diamond center stones are exclusively sold at Schwanke-Kasten Jewelers.