Our Services

We offer a comprehensive range of services to meet the needs of our clients in gemology and jewelry appraisal. Our expert team is dedicated to providing accurate, reliable, and professional evaluations and assessments.

Natural diamond three-stone ring with rough natural diamond crystal, illustrating jewelry appraisal services at Midwest Gem Lab Minneapolis.

Jewelry Appraisal

We provide expert appraisals for diamonds, colored gemstones, watches, and fine jewelry, helping you understand their value. Whether for insurance, estate planning, resale, or personal knowledge, our detailed evaluations give you the information you need to protect your investment and make informed decisions.

Assorted rings, chains, and jewelry pieces used in Midwest Gem Lab’s jewelry triage and sorting service to distinguish fine from costume jewelry.

Jewelry Triage & Sorting

Our jewelry triage sorting service distinguishes between costume and fine jewelry, providing clarity on your collection. Based on this assessment, we guide you in determining whether gem identification or a formal appraisal is necessary.

Gemologist examining a diamond with a 10x loupe during gemstone identification at Midwest Gem Lab.

Gemstone Identification

Not sure if your gemstone is natural, synthetic, or treated? We specialize in identifying diamonds, colored gemstones, and pearls, providing clear, reliable answers about their identity and quality. Whether it’s a family heirloom or a recent purchase, our expert analysis helps you understand exactly what you have.

18th century British gold watch and chatelaine, probably by Francis Perigal, representing Midwest Gem Lab’s jewelry brokering services. Public Domain image courtesy of The Met Museum.

Jewelry Brokering

We offer a full-service solution for buying or selling fine jewelry, gemstones, and watches. Whether you're searching for something special or ready to part with a meaningful piece, we manage the entire process through our trusted industry network—providing a seamless, discreet experience and ensuring the best possible outcome.

Fee is based upon extent of research and final sale price. We will not sell your jewelry, watches, or gemstones without final approval from you.

X-ray image of cultured pearls showing bead nuclei, used in advanced gemstone testing services at Midwest Gem Lab Minneapolis.

Advanced Testing Services

Our lab offers cutting-edge analysis using spectroscopy, UV excitation, and other advanced techniques to detect gemstone treatments, origin indicators, and composition. We also perform chemical analysis of metals, including gold and other precious alloys, to verify purity and detect possible enhancements or alterations. Whether you're verifying a high-value purchase, researching a rare gem, or need specialized testing for pearls, we provide precise, science-backed insights tailored to your needs.

Pendant in the form of Neptune and a sea monster, probably Netherlandish, early 17th century. Represents Midwest Gem Lab’s concierge jewelry appraisal and consultation services. Public Domain image courtesy of The Met Museum (Open Access).

Concierge Services

For convenience and security, our concierge service offers private, on-site jewelry appraisals and consultations at your home, office, or bank vault. Whether you need an appraisal, brokerage assistance, or expert guidance, we bring our expertise directly to you, ensuring a seamless and professional experience.

Our concierge services also support travel-based consultations, research and archival projects involving hallmarks and historical provenance, and specialized work for government agencies and museums.

Pricing may change based upon the level and difficulty of the project. If you have a large piece or collection and would like an estimate, please contact us or schedule a free consultation.

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