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Business Details
50+ Years
experience
Your Trusted Family-Owned Jewelry Store Since 1935
Ken K Thompson Jewelry has been a trusted family-owned business since 1935, dedicated to providing exceptional jewelry services and products. Our legacy began with Ken K. Thompson's expertise in watch repair for railroad conductors, evolving into a full-service jewelry destination. With four generations of experience, we specialize in custom-designed jewelry, in-house repairs, and conflict-free diamond selections.

Our commitment to personalized service, quality craftsmanship, and community values has made us the largest independent jewelry store in northern Minnesota. We pride ourselves on maintaining the same philosophy established in 1935: ensuring every customer leaves completely satisfied with their jewelry experience.
Services
Custom Jewelry Plaques and Awards Financing Options Gold and Diamond Buying Jewelry Appraisals Engraving Services Jewelry Repairs Watch Repairs
Details
  • Year established: 1935
Highlights and features
  • Four generations of family-owned jewelry expertise since 1935.
  • In-house custom design and repair services by skilled goldsmiths.
  • GIA-accredited engraving for personalized jewelry details.
  • Commitment to conflict-free diamonds and ethical sourcing.
  • Flexible financing options for all jewelry purchases.
Associations and certifications
  • Gemological Institute of America (GIA)
What people say
Excellent service Skilled repairs Friendly staff Personalized attention Quality jewelry
Services
Custom Jewelry
Our in-house goldsmiths create personalized jewelry pieces tailored to your preferences. Using advanced fabrication tools, we transform ideas into unique, handcrafted designs. Customers benefit from direct collaboration with artisans for one-of-a-kind creations.
Jewelry Repairs
With over 70 years of experience, our four professional goldsmiths handle all jewelry repairs in-house. Services include resizing, stone replacement, and restoration of heirlooms. We use precision techniques to maintain structural integrity and aesthetic value.
Engraving
GIA-accredited specialists add personalized messages to jewelry and engraveable items. We offer traditional and laser engraving for precise, lasting inscriptions. This service enhances sentimental value for gifts and awards.
Jewelry Appraisals
Professional appraisals by GIA-certified experts determine jewelry value for insurance, estate, or resale purposes. We provide detailed documentation of materials, craftsmanship, and market worth using industry-standard evaluation methods.
Gold and Diamond Buying
We purchase gold, platinum, silver, and diamonds directly from customers. Our experts assess quality and market value to offer fair prices. This service provides a convenient way to convert unwanted items into cash.
People
Ken K. Thompson
Founder
Founded Ken K Thompson Jewelry in 1935 with expertise in watch repair. Expanded into jewelry sales and design, establishing a legacy of craftsmanship and customer trust in Bemidji.
Martha Thompson
Co-Founder
Supported Ken K. Thompson in building the business from its early days. Played a key role in customer relations and store operations during the transition to Bemidji.
Dewain Thompson
Second Generation Owner
Expanded the business in the 1950s, introducing new services and jewelry lines. Strengthened the company's reputation for personalized service and trust in the Bemidji community.
Dale Thompson
Third Generation Owner
Continued family leadership in the 1980s, overseeing growth to two locations. Focused on maintaining quality craftsmanship while modernizing store operations and services.
Brandon Thompson
Fourth Generation Owner
Current leader ensuring the business adapts to modern needs while preserving core values. Specializes in custom design and customer relations, upholding the family legacy.
Questions
What services does Ken K Thompson Jewelry offer?
We provide custom jewelry design, repairs, engraving, appraisals, gold/diamond buying, and financing options.
Do you offer financing for jewelry purchases?
Yes, we offer interest-free financing with payments up to 60 months for all jewelry purchases.
How can I get my jewelry appraised?
Our GIA-certified professionals provide appraisals for insurance, estate, or resale purposes with detailed documentation.
Are your diamonds conflict-free?
Yes, we source diamonds exclusively from conflict-free regions worldwide, ensuring ethical practices.
What is your return policy?
We guarantee satisfaction; contact us for return instructions within 30 days of purchase.
How long does jewelry repair take?
Most repairs are completed within 1-2 weeks, depending on complexity and parts availability.
Reviews (4)
Alex Johnson
Jun 10, 2022 Report
Super sweet people and very helpful. We stopped in asking for a donation towards our silent auction after our house burned down and they were very nice and helpful with a donation! We appreciated it very much!
Jodi Sullivan
Jun 06, 2022 Report
Stopped in to have a battery replacement for a watch. Tanya not only got the watch fixed, but also help me design a mother's ring. I have been looking for a few years now, and never been able to find the perfect ring. Thanks to Tanya for helping me find the perfect solution for the perfect ring.
George Whalen
May 30, 2022 Report
Thank you to Ken K Thompson Jewelry for their continued sponsorship of the KCWC Bemidji fishing tournament on June 11th. Their sponsorship supports the Bemidji beneficiaries who are the recipients from this tournament proceeds. The staff at Ken K Thompson's are out standing and have made my shopping experiences there terrific. Thank you Ken K Thompson! George Whalen
Kimberley Gendron
May 28, 2022 Report
The best jewelry store hands down. Personable, professional and particular to your wants and needs. The only jewelry store I have gone to for over 15 years.