What is 1 gram of diamond?

1 gram is 5 carats because 1 carat = 0.2 grams. In 2025, lakhs are required for excellent natural diamonds based on the 4Cs (cut, colour, clarity, carat). Prices are not proportional; larger diamonds are less common and more expensive per carat.

Which diamond is expensive?

Fancy red or pink diamonds are the most expensive. The Pink Star, weighing 59.6 carats and a pink diamond, sold in 2017 Colour depth and size are what determine the premium.

How much is 0.5 diamond?

For a 0.5-carat natural diamond costing ?1.26 lakh to ?3.78 lakh. Lab-created diamonds,?0.92 lakh to ?2.94 lakh. Always verify GIA certification for quality.

Is diamond cheaper than gold?

No, diamonds are much more costly per gram than gold. But low-grade or lab-grown diamonds may be closer to the cost of gold jewellery.

How much does a 1 carat diamond cost?

For a 1-carat natural diamond costing ?3.36 lakh to ?7.56 lakh. Always confirm with live forex rates and GIA certification for accuracy.

Which diamond is pure?

Type IIa diamonds are the most pure, with virtually no nitrogen or boron impurities�fewer than 2% of natural diamonds. They are colourless, highly refractive, and most valuable for brilliance, similar to those from Golconda mines.

Is 1 carat diamond good

Yes, a 1-carat diamond is a great engagement ring choice�touchable glitter but not obtrusive size. Go with fine cut (e.g., GIA-rated) in VS clarity and G-H colour. It is a well-proportioned, traditional size for most hands.

How large is a 100 carat diamond?

A round brilliant 100-carat diamond is about 18�20 mm in diameter (the width of a walnut). It is enormous, the size of a small egg, and is 20 grams. Such gems are ultra-super-rare

Is a 2 carat diamond good?

Yes, a 2-carat diamond provides dramatic size and presence, perfect for statement pieces of jewellery. It is high-end but make sure it is a great cut for best fire and value.

How to identify a real diamond?

Use the fog test: Breath on it; a true diamond will clear instantly because of heat conductivity, not glass. Examine for engravings under a magnifying glass or with a diamond tester pen.

Where is diamond found?

Diamonds are created deep within Earth's mantle and are extracted from kimberlite pipes in volcanic areas. Major sources are Russia (25% of production), Botswana, Canada, and South Africa. Rivers also produce alluvial deposits bearing them.

Where is diamond found in India?

India's diamond deposits are located predominantly in Madhya Pradesh (90% reserve, Panna mines) and Andhra Pradesh (Kollur). Chhattisgarh has small locations. Only Panna is a functioning mine, producing alluvial stones mined historically since 2500 BC.

Which state is renowned for diamonds?

Madhya Pradesh is India's diamond-infamous state that has Panna's ancient mines producing 90% reserves. It's "Diamond City" for ancient Golconda diamonds such as Kohinoor. Andhra Pradesh continues with alluvial deposits.

How is a diamond made?

Diamonds are created 100�150 miles beneath the earth from carbon under 1,000�C temperature and 870,000 psi pressure over millions of years. Volcanic eruption pushes them up in kimberlite. Lab-created imitate this by HPHT or CVD processes.

Which nation produces most diamonds?

Russia produces the most at 25�30% of world output (42 million carats in 2022), via ALROSA mines in Siberia. Botswana comes second with 20%, then Canada. Russia dominates rough diamonds, supplying most markets.

Where is Kohinoor diamond now?

The Kohinoor is in the UK, part of the Crown of Queen Elizabeth The Queen Mother, and on display in the Tower of London. It measures 105.6 carats from India's Kollur mine

What is the biggest diamond in the world?

The Cullinan, discovered in South Africa in 1905, is the largest gem-quality rough weighing 3,106 carats (621g). Cut into 9 major stones, the largest (Cullinan I) weighs 530 carats in the British Scepter.

Which is India's most expensive diamond?

The Kohinoor (old Indian) is invaluable, but now with the UK.

What kind of rock do diamonds crystallize in?

Diamonds occur in kimberlite, volcanogenic deep-mantle igneous rock in "pipes." Lamproite is also a host. They weather to "yellow ground" near surface, exposing gems.

Which nation discovered the diamond first?

India first discovered diamonds about 2500 BC in Krishna and Godavari riverbed alluvial deposits. They controlled the trade until Brazil's discoveries of the 1720s. Ancient works such as Sanskrit epics mention them as "Vajra.

How much is a diamond worth in rupees?

A normal 1-carat diamond is ?3�6 lakh in 2025 worth. Quality (D-VS) goes up to ?15 lakh+. Price based on 4Cs; utilize GIA appraisers for accuracy.

Which rashi can buy diamonds?

In astrology, Vedic, Taurus (Vrishabha) and Libra (Tula) rashis ruled by Venus are most benefited by diamonds for love/wealth. Go to an astrologer; do not wear for Aries/Scorpio.

How to identify a genuine diamond?

Do the dot test: Lay flat-side down on newsprint�if no "d" appears, it's probably real (total internal reflection). UV blacklight glows blue/green for most. Jeweller loupe to check edges/cloudiness.

What is a natural diamond?

It occurs naturally over billions of years in Earth's mantle from carbon that is exposed to extreme pressure/heat, mined from kimberlite. It contains inclusions with distinct geological history, unlike cultured. 80% wind up industrial; gems are the exception.

What are the 4 most valuable diamond types?

1. Natural (extracted from Earth). 2. Lab-grown (HPHT/CVD). 3. Treated (improved clarity/colour). 4. Fancy coloured (pink, blue due to impurities). Natural Type IIa is purest subset.

No, ruby is corundum (aluminum oxide) coloured red by chromium; diamond is pure carbon. Ruby is 9 on Mohs (vs. diamond's 10), more prone to breakage but fewer occurrences fine ones are worth more per carat.

What is the rarest type of diamond?

Red diamonds, 1 in 10,000 mined, from lattice distortions.

What is carat in diamonds?

Carat (ct) weight: 1 ct = 0.2 grams (200 mg), named for carob seeds. Not size�cut makes it look that way. 1 ct round ~6.5mm diameter.

What is type 2 diamond?

Type II diamonds are nitrogen-free (2% of gems): IIa (highest quality, colourless, high thermal conductivity) vs. IIb (boron, blue/gray). Less common, briller than Type I.