Roger Dery Gem Design

Roger Dery Gem Design Award-winning gem faceter, avid world traveler, dedicated philanthropist, committed to holistic sour Custom cut gemstones

Oh how things have changed. If you know how Roger travels now it’s a bit different. What a story lived in Sri Lanka and ...
05/01/2026

Oh how things have changed. If you know how Roger travels now it’s a bit different. What a story lived in Sri Lanka and India - and we’re here today because of it!

The way you can see the outline of the pavilion facets in this Tanzanite is 🔥🔥🔥. Bright and rich at the same time, that’...
04/29/2026

The way you can see the outline of the pavilion facets in this Tanzanite is 🔥🔥🔥. Bright and rich at the same time, that’s what we’re going for!

5.88ct - Tanzania
Registry #: 2603017

Polish matters. When you appreciate the whole gem, you don’t realize the parts that work together to make it beautiful. ...
04/23/2026

Polish matters. When you appreciate the whole gem, you don’t realize the parts that work together to make it beautiful. Polish is the final step that brings everything together and makes a well planned and executed design actually look good. That’s why we use a polish grit size that’s 4x finer than the international standard.

Plummy and saturated - but not too much. It’s hard to find Rhodolites in the pleasant and pleasing medium color that are...
04/07/2026

Plummy and saturated - but not too much. It’s hard to find Rhodolites in the pleasant and pleasing medium color that are still bright and lively. They often tend to be dark, inky, and rich which Garnet is so famous for in the red variety. This one is also quite large which can contribute to Garnet becoming overly dark - but not this unicorn!

10.73ct - Tanzania
Registry #: 2512078

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Beverly Hills, MI

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