Navratna · Mercury · Panna
Panna (emerald): who should wear it and how
Panna, or emerald, is the ratna of Mercury in the navratna. This page explains what an emerald is, which lagnas it is traditionally considered for, how it is commonly worn, its substitutes, how to tell natural, filled and lab-made emeralds apart, and how to look after it.
Emerald at a glance
| Hindi name | पन्ना (Panna) |
|---|---|
| Planet (graha) | Mercury |
| Number (Mulank) | 5 |
| Colour | Green to slightly bluish green |
| What it is | Beryl, coloured green by traces of chromium or vanadium |
| Hardness (Mohs) | 7.5 to 8 |
| Upratna (substitutes) | Peridot, Green Tourmaline |
| Crystals | Green Aventurine, Peridot, Jade |
| Strong stone | No, but still chosen from the chart |
Check your Kundli first
Wear a gemstone only after Namieta has checked your Kundli. A ratna strengthens its planet, and a planet that is weak or troublesome in your chart can make a stone unsuitable even when it matches your Mulank. Crystals are a gentler choice to keep at home or work.
What emerald is
Emerald is the green variety of the mineral beryl. Almost every natural emerald has inclusions, often called its jardin (garden), and a stone that looks perfectly clean is worth testing. Emerald is hard but brittle, so it chips more easily than ruby or sapphire.
What emerald is traditionally linked with
Traditionally linked with communication, trade and quick thinking.
- clear speech and communication
- trade, business and accounts
- study, writing and quick thinking
- a light, practical approach to problems
These are traditional associations, not promises. A stone is not medicine or financial advice, and no result is guaranteed.
Who emerald is traditionally suggested for
Emerald is most often considered when Mercury is the lagna lord (Mithuna or Kanya lagna) or rules a trine, such as for Vrishabha, Tula, Makara and Kumbha lagna.
In Jyotish a ratna is chosen from the Kundli, not from the sun sign or Moon sign alone. The usual starting point is the lagna (ascendant): the stone of the lagna lord is commonly the first one considered, then the stones of the planets that rule the 5th and 9th houses (the trines). Planets that rule only the 6th, 8th or 12th house are usually not strengthened. The table applies that rule to Mercury for each of the 12 lagnas. It is a starting point only: Mercury’s sign, house, strength and the running dasha are read before a stone is suggested.
| Your lagna | Mercury rules | Traditional reading |
|---|---|---|
| Mesha (Aries) | 3rd, 6th | Usually avoided |
| Vrishabha (Taurus) | 2nd, 5th | Commonly considered |
| Mithuna (Gemini) | 1st, 4th | Commonly considered |
| Karka (Cancer) | 3rd, 12th | Usually avoided |
| Simha (Leo) | 2nd, 11th | Depends on the chart |
| Kanya (Virgo) | 1st, 10th | Commonly considered |
| Tula (Libra) | 9th, 12th | Commonly considered |
| Vrishchika (Scorpio) | 8th, 11th | Usually avoided |
| Dhanu (Sagittarius) | 7th, 10th | Depends on the chart |
| Makara (Capricorn) | 6th, 9th | Commonly considered |
| Kumbha (Aquarius) | 5th, 8th | Commonly considered |
| Meena (Pisces) | 4th, 7th | Depends on the chart |
Find your lagna with the lagna calculator
Who should be careful
Emerald is usually avoided when Mercury rules only the 6th, 8th or 12th house for your lagna, or is combust or badly placed in the chart.
Stones commonly not worn with emerald: red coral (Moonga) and yellow sapphire (Pukhraj). Their planets are treated as unfriendly in the planet friendship table used on this site.
How emerald is commonly worn
| Metal | gold (some traditions use silver) |
|---|---|
| Finger | little finger |
| Day | Wednesday |
| Time | in the morning, in the bright half of the month (shukla paksha) |
| Weight | 3 to 6 ratti |
These are commonly suggested practices, and they differ between traditions and astrologers. Follow the advice given with your chart. The gem trade’s ratti (pakki ratti) is about 0.91 carat; the older goldsmith’s ratti is smaller, about 0.61 carat, so ask which one is meant.
Substitutes and crystals
The upratna (substitute stones) commonly used for Mercury are Peridot and Green Tourmaline. They are read as gentler than emerald and are often suggested when the main ratna is not advised. Crystals often chosen for Mercury are Green Aventurine, Peridot and Jade.
Green aventurine is a common choice for shop counters, cash boxes and sales desks.
Natural, treated or imitation?
- Most emeralds are filled with oil or resin to hide fine cracks. This is normal practice, and the report should state how much.
- Lab-made emeralds are common. They often look cleaner and brighter than natural emeralds usually do.
- Green glass, green garnet and doublets (two pieces glued together) are sold as panna. Look at the side of the stone for a glue line.
Home tests (water, flame, scratching, rubbing) are unreliable and some damage the stone. Buy with a report from an independent gem testing laboratory that names the stone, says whether it is natural or laboratory-grown, and lists any treatment. Keep the report with the stone.
Caring for emerald
- Wipe it with a soft, slightly damp cloth. Do not use hot water, steam or ultrasonic cleaners: they can remove the oil filling.
- Avoid knocks and sudden changes of temperature, as emerald is brittle.
- Store it on its own in a soft pouch.
- Take the ring off for heavy work, gardening, cleaning with chemicals and swimming.
Find out more
- Gemstone calculator: the stones of your Mulank and Bhagyank
- Janam Kundli calculator: your lagna and planets
- Which gemstone should I wear? The two ways explained
- Mulank 5: meaning and traits
- Lal Kitab remedies for Mercury
- Crystal guide: pyrite, amethyst, rose quartz and more
- Crystals and gemstones with Namieta
- All navratna stones
Other navratna stones
- Manik (ruby)
- Moti (pearl)
- Moonga (red coral)
- Pukhraj (yellow sapphire)
- Heera (diamond)
- Neelam (blue sapphire)
- Gomed (hessonite)
- Lehsunia (cat’s eye)
- Opal
Questions about emerald
Who should wear Panna (emerald)?
Emerald is the ratna of Mercury. By the usual lagna rule it is commonly considered for Vrishabha, Mithuna, Kanya, Tula, Makara and Kumbha, where Mercury rules the 1st, 5th or 9th house, and usually avoided for Mesha, Karka and Vrishchika, where it rules only the 6th, 8th or 12th. The final choice depends on Mercury’s strength and placement in your Kundli.
Which finger and metal are used for emerald?
Emerald is commonly set in gold (some traditions use silver) and worn on the little finger, on a Wednesday, in the morning, in the bright half of the month (shukla paksha). These are commonly suggested practices and differ between traditions; follow the advice given with your chart.
What can I wear instead of emerald?
The common upratna (substitute) for emerald is Peridot and Green Tourmaline. Crystals often chosen for Mercury are Green Aventurine, Peridot and Jade. Crystals are kept at home or work as a reminder of an intention and are the gentler choice when a ratna is not advised.
How can I tell if emerald is natural?
Only a gem testing laboratory can say for certain. Buy emerald with a report from an independent laboratory that names the stone, says whether it is natural or laboratory-grown, and lists any treatment. Home tests are unreliable and some can damage the stone.
Why does my emerald have marks inside?
Inclusions are normal in natural emerald and are one sign that it is not lab-made. What matters is that the report names the stone as natural emerald and states how much it has been filled.