ABOUT US

For over a decade, Pentagon Gem has been a distinguished authority in the realm of precious gemstones and diamonds. Founded by the illustrious master gem cutter, Itamar Pimenta, our company embodies a commitment to delivering unparalleled gemstone excellence and top-tier services.

At Pentagon, our team of master artisans and lapidarists stands as a beacon of expertise in the retail and wholesale realms of fine jewelry. Our artisans meticulously cut and repair a vast spectrum of colored gemstones, elevating the standards of quality and craftsmanship worldwide.

Pentagon Gem stands as your unwavering and trusted source for exquisite diamonds and gemstones. With a legacy built on excellence, we are unwavering in our dedication to providing you with exceptional products and service that transcend expectations.

Experience the pinnacle of gemstone craftsmanship and customer service with Pentagon Gem. Contact us today to embark on a journey of unrivaled luxury and elegance.

  • Cutting & Polishing 100% 100%
  • Repairs and Services 100% 100%
  • Gemstones Sourcing 95% 95%
  • Customer Satisfaction 100% 100%

Convenient Location

Located in the heart of Downtown Los Angeles, we are conveniently located in the Jewelry District

Free Estimate

Send or bring your project in for a FREE estimate.

Service Experience

With over 25 years of experience, the service we provide is second to none.

Customer Support

Whether you are a jeweler, a designer, store owner or a jewelry owner, we can help.