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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 3.32 Gram Blue Sapphire Gemstone Crystal
Cut – Uncut Crystal
Measurements – 29.00 x 11.00 x 8.00mm
Country of Origin – Sri Lanka
AGTA – None
Registry Number – 2007006
Origin – Sri Lanka
AGTA – None
Registry Number – 2007006
Price: $ 2,690.00
Roger Dery 5.32CT Iolite Classic Emerald Cut Loose Gemstone
Cut – Classic Emerald Cut
Measurements – 15.46 x 8.27 x 6.00mm
Country of Origin – Tanzania
AGTA – None
Registry Number – 2409011
Origin – Tanzania
AGTA – None
Registry Number – 2409011
Price: $ 1,830.00
Roger Dery 2.38CT Aquamarine Oval Cut Loose Gemstone
Cut – Oval Cut
Measurements – 9.75 x 8.07 x 6.00mm
Country of Origin – Madagascar
AGTA – Heat
Registry Number – 2307042
Origin – Madagascar
AGTA – Heat
Registry Number – 2307042
Price: $ 1,965.00
Roger Dery 6.22CT Rhodolite Garnet Classic Emerald Cut Loose Gemstone
Cut – Classic Emerald Cut
Measurements – 11.80 x 9.05 x 6.20mm
Country of Origin – Tanzania
AGTA – None
Registry Number – 2406027
Origin – Tanzania
AGTA – None
Registry Number – 2406027
Price: $ 2,140.00
Roger Dery 14.84CT Amethyst Signature Round Cut Loose Gemstone
Cut – Roger Dery Signature Round Cut
Measurements – 16.04 x 16.04 x 11.61mm
Country of Origin – Rwanda
AGTA – None
Registry Number – 2011002
Origin – Rwanda
AGTA – None
Registry Number – 2011002
Price: $ 1,835.00
Roger Dery 1.05CT Teal Sapphire Round Cut Loose Gemstone
Cut – Round Cut
Measurements – 5.50 x 5.50 x 4.40mm
Country of Origin – Sri Lanka
AGTA – Heat
Registry Number – 2209069
Origin – Sri Lanka
AGTA – Heat
Registry Number – 2209069
Price: $ 1,585.00
Roger Dery .71CT Emerald Round Loose Gemstone
Cut – Round
Measurements – 5.40 x 5.40 x 4.15mm
Country of Origin – Zambia
AGTA – Oil
Registry Number – 2404012
Origin – Zambia
AGTA – Oil
Registry Number – 2404012
Price: $ 1,565.00
Roger Dery 1.22CT Merlot Sapphire Round Cut Loose Gemstone
Cut – Round
Measurements – 6.42 x 6.42 x 4.13mm
Country of Origin – Tanzania
AGTA – None
Registry Number – 1905005
Origin – Tanzania
AGTA – None
Registry Number – 1905005
Price: $ 1,095.00
Roger Dery 5.49CT Iolite Rectangular Cushion Cabochon Loose Gemstone
Cut – Rectangular Cushion Cabochon
Measurements – 13.68 x 11.35 x 5.40mm
Country of Origin – Tanzania
AGTA – None
Registry Number – 2111047
Origin – Tanzania
AGTA – None
Registry Number – 2111047
Price: $ 1,070.00
