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Mountz Jewelers is the premier destination for exquisite custom gemstone jewelry designed by Roger Dery. We're thrilled to offer you the opportunity to create a truly one-of-a-kind piece that will be cherished for generations.
Expert Care & Craftsmanship
Roger Dery is a master gemstone cutter and supplier who has spent over 40 years sourcing and cutting some of the world's most beautiful and rare gemstones. With his expertise and passion for the industry, Roger Dery has built a reputation as one of the most respected and sought-after gemstone suppliers in the world.
Discover Your Color
At Mountz Jewelers, we're proud to bring you a unique selection of Roger Dery gems and stunning jewelry that is simply unmatched in quality and beauty. Our expert team of jewelry designers will work with you to create a piece that perfectly embodies your unique style and personality.
Customize Your Style
Whether you're looking for a breathtaking engagement ring, a stunning pendant, or a dazzling pair of earrings, our team will guide you through the entire process, from selecting the perfect Roger Dery gems to creating a design that is truly your own.
To schedule an appointment to create your custom gemstone piece, simply fill out the form below, and one of our expert designers will be in touch shortly. We look forward to helping you create a piece that will be treasured for a lifetime.
Roger Dery 8.20ct Spice Zircon Oval Loose Gemstone
Origin - Tanzania
Treatment - Heated
Registry Number - 2104026
Price: $ 2,765.00
Roger Dery 2.08ct Mahenge Garnet Oval Loose Gemstone
Measurements - 8.60 x 6.98 x 4.83mm
Origin - Mahenge, Tanzania
Treatment - None
Registry # 2406017
Origin - Mahenge, Tanzania
Treatment - None
Registry # 2406017
Price: $ 2,340.00
Roger Dery 2.45ct Blue Sapphire Round Loose Gemstone
Measurements - 7.55 x 7.55 x 5.50mm
Origin - Sri Lanka
Treatment - Heated
Lab Report - GIA 2225260707
Registry Number - 2202056
Origin - Sri Lanka
Treatment - Heated
Lab Report - GIA 2225260707
Registry Number - 2202056
Price: $ 8,380.00
Roger Dery 4.60ct Green Tourmaline Rectangular Cushion Cut Loose Gemstone
Origin - Nigeria
Treatment - None
Registry Number - 2304032
Price: $ 3,625.00
Roger Dery 2.55ct Blue Sapphire Oval Cut Loose Gemstone
Origin - Sri Lanka
Treatment - Heat
Lab Report - GIA 5221479972
Registry Number - 2206057
Price: $ 12,110.00
Roger Dery 8.41ct Aquamarine Square Cushion Cut Loose Gemstone
Dimension - 11.99 x 11.28 x 10.99 mm
Origin - Madagascar
Treatment - None
Registry Number - 2302018
Origin - Madagascar
Treatment - None
Registry Number - 2302018
Price: $ 4,255.00
Roger Dery 1.42ct Ruby Oval Cut Loose Gemstone
Origin - Burma
Treatment - Heat
Lab Report - GIA 5222801080
Registry Number - 2301020
Price: $ 9,940.00