RG Crystals

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RG Crystals is one of the largest manufacturers and suppliers of created stones.
20 years ou

23/10/2026

A lab-grown material with a surprisingly untamed side✨

At first glance, it’s all about the green. Look closer and the inclusions steal the show.
This Tsavorite coloured YAG has a vivid, almost electric saturation but the real personality comes from the irregular features running through the crystal. They catch and interrupt the light giving the stone a textured, almost geological appearance that contrasts beautifully with its precise octagon cut.

• SHAPE: OCTAGON
• SIZE: 14x10
• WEIGHT: 12.7 CTS

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

22/10/2026

Munich, we’re here 🇩🇪✨

We’re exhibiting at the Munich Show 2026 with a diverse collection that goes far beyond faceted lab-grown gemstones. Explore our latest selection of lab-grown rough and cut stones, alongside natural rough gemstones, cabochons, carvings, and unique gemstone creations in a wide range of colours and materials.

Whether you’re sourcing for jewellery, collecting something unusual, or looking for new possibilities in gemstone design, we’d love to show you the collection in person.

🗓️ 22–25 October
📍 Munich, Germany
🏛️ Hall A2
💠 Booth 321

Come meet us, explore the stones up close, and discover what’s new at RG Crystals.

21/10/2026

Hydrothermal emerald growth is essentially crystal chemistry happening in a high-pressure, water rich environment - much closer to the conditions associated with natural emerald formation than a simple melt process.

That slow growth helps develop the vivid, slightly bluish-green tone associated with Colombian-type emeralds along with the depth and internal character that keeps the stone from looking flat or overly perfect. A beautiful example of how controlled growth can still produce a gem with plenty of personality

• SHAPE: CUSHION
• SIZE: 12x12
• WEIGHT: 6.2 CTS

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

19/10/2026

A matched pair of orange sapphires is about more than getting the dimensions right — the tone, saturation and way each stone returns light need to feel equally balanced.

A matched pair of orange sapphires is about more than getting the dimensions right - the tone, saturation and way each stone returns light need to feel equally balanced.

That’s where lab growth becomes especially interesting: controlled crystal chemistry makes it possible to achieve closely matched colour across two separate stones, while the oval cuts bring out those rich flashes of amber, tangerine and deep orange.

Two stones, one remarkably consistent colour story. 🧡

• SHAPE: OVAL
• SIZE: 12x10
• WEIGHT: 15.35 CTS (PAIR)

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

17/10/2026

Join us at the Munich Show - Mineralientage München as we present our latest range of lab-grown rough and cut gemstones, with a wide selection of colours, shapes, materials and new developments. We’re looking forward to reconnecting with industry friends, meeting new partners and sharing what we’ve been working on up close.

🗓️ 22nd–25th October
📍Trade Fair Center Messe München
🏛️ Hall A2
💠 Booth 321

📩 Have an enquiry or would like to arrange a meeting at the show?
Reach out to us at RG Crystals | Lab Grown Gems.

🔗 Visit the link in our bio to discover more about RG Crystals and our gemstone production.

📞 +662-267-4920
📧 [email protected]
🌐 www.rgcrystals.com

15/10/2026

Same sapphire family, completely different visual stories ✨

The yellow sapphires show visible inclusions that scatter and soften the light, giving their golden colour a more textured, organic depth. The blue sapphire, by contrast, reads much cleaner and more architectural, with crisp step-cut reflections and a deeper, more controlled tone.

One draws you in through internal character, the other through precision and clarity - two very different expressions of lab-grown sapphire.

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• SHAPE: OCTAGON
• SIZE: 10x10
• WEIGHT: 14.45 CTS (PAIR)

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• SHAPE: OCTAGON
• SIZE: 12x10
• WEIGHT: 10.9 CTS

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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⁣⁣⁣⁣📞 +662-267-4920⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

09/10/2026

Sapphire isn’t actually a colour - it’s a mineral identity✨

Blue may be the shade most people associate with sapphire, but gemologically, corundum can appear in an entire spectrum of colors, only the red variety gets a different name: ruby. This lab-grown orange sapphire carries that same corundum crystal structure, but in a fiery citrus tone that feels completely different from the classic blue.

Proof that sapphire has far more personalities than its name usually gets credit for 🧡

• SHAPE: ROUND
• SIZE: 7
• WEIGHT: 1.8 CTS

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

07/10/2026

One cool thing about spinel is that its crystal structure is cubic, which means it doesn’t show the same directional colour shifts seen in some other gemstones. That helps this blue stay remarkably clean and consistent as the stone moves, while the facets create those intense electric flashes 💙

Grown through the Czochralski method, these lab-grown spinels combine that naturally balanced optical character with impressive clarity and saturation - deep blue without looking flat, and bright enough to come alive under direct light.

• SHAPE: OVAL
• SIZE: 14x12
• WEIGHT: 19.54 CTS (PAIR)

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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05/10/2026

A material born in science, finished like a gemstone✨ The same crystal family used in high-performance laser technology can also become a gemstone this vivid.

YAG - yttrium aluminium garnet - is valued for its optical clarity, durability and ability to carry intense colour. In this Paraiba shade, those properties translate into a bright blue-green glow with incredible depth, especially in larger cushion cuts like these.

• SHAPE: CUSHION
• SIZE: 14x11
• WEIGHT: 28.93 CTS (PAIR)

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

01/10/2026

What you’re seeing isn’t just a contrast of green, blue and red - it’s three different internal worlds, each shaped by its own growth history and crystal structure.

A study in three very different kinds of beauty. The hydrothermal Zambian emerald draws you in with its vivid green saturation, while the recrystallized sapphire and ruby feel more geological, with inclusions that create texture, contrast, and visible depth inside the stones.

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• SHAPE: OCTAGON
• SIZE: 7x5
• WEIGHT: 0.86 CTS

🔴
• SHAPE: OVAL
• SIZE: 11x8
• WEIGHT: 4.01 CTS

🔵
• SHAPE: CUSHION
• SIZE: 8x8
• WEIGHT: 3.61 CTS

📩 Got any enquiries or need more information?⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
Reach out to us right away RG Crystals | Lab Grown Gems ⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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🔗 Click the link in the bio to know more about us & our production 💠⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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⁣⁣⁣⁣📞 +662-267-4920⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
📧 [email protected]⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
🌐 www.rgcrystals.com⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣⁣
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[labgrown gemstones, labgrown colored stones, jewelry, jewelers, jewelry designers, eco friendly, labgrown rough, eco friendly gemstones, conflict free gemstones, online gems store, gem shop]

ที่อยู่

1249/151, Gems Tower 17Fl, Charoenkrung Road, Soi 47/3
Bangkok
10500

เบอร์โทรศัพท์

+6622674920

เว็บไซต์

http://rgcrystals.com/

แจ้งเตือน

เป็นคนแรกที่รู้ข่าว: เราจะส่งอีเมลแจ้งเมื่อ RG Crystals โพสต์ข่าวสารและโปรโมชั่น อีเมลของคุณจะไม่ถูกนำไปใช้เพื่อวัตถุประสงค์อื่น และคุณสามารถยกเลิกการรับข่าวสารได้ทุกเมื่อ