Diamond Price in India 2026: Natural, Uncut, Loose & Lab Grown Diamond Price Per Carat
Diamonds have always symbolized love, strength, and timeless beauty. In 2026, the Indian diamond market continues to evolve, offering buyers more options than ever before — from natural diamonds and uncut diamonds to loose diamonds and lab grown diamonds. Understanding diamond price in India today requires clarity about diamond types, certification, cuts, carat weight, and origin.
This guide by Mann Gems, a trusted diamond certified company, explains diamond prices in India, helping beginners and informed buyers make confident decisions.
Diamond Price in India 2026: An Overview
The diamond rate in India depends on several factors:
- Diamond type (natural, rough, lab grown)
- Carat weight
- Cut and shape
- Color and clarity
- Certification (GIA, IGI)
In 2026, the real diamond price in India remains influenced by global demand, ethical sourcing trends, and rising popularity of lab grown diamonds in Mumbai, Hyderabad, and Surat.
Natural Diamond Price in India
A natural diamond stone is formed deep inside the Earth over billions of years. These diamonds are rare and therefore command higher value.
1 Carat Natural Diamond Price in India
- Average 1 carat diamond price in rupees: ₹2,50,000 to ₹15,00,000
- Price varies based on cut, clarity, color, and certification
A 3 carat diamond price in India can range from ₹25 lakh to several crores, especially for premium white diamond or fancy color stones.
Small Diamond Prices
- 20 ct diamond price: ₹18,000 to ₹60,000
- 1 cent diamond price: ₹4,000 to ₹10,000
- 5 cent diamond price in India: ₹20,000 to ₹45,000
- 6 cent diamond price: ₹28,000 to ₹55,000
These are commonly used in daily wear jewelry and diamond exchange upgrades.
Uncut Diamond Meaning and Prices
An uncut diamond, also known as a rough diamond or raw diamond stone, is a diamond that has not been polished or shaped.
Uncut Diamond Meaning
Uncut diamonds are extracted directly from mines and retain their natural crystal form. They are popular for investment, heritage jewelry, and spiritual use.
Uncut Diamond Price
- Uncut diamond price in India starts from ₹15,000 per carat
- 1 carat uncut diamond price in India: ₹20,000 to ₹1,50,000
- Large rough diamond prices can go into crores depending on rarity
Types of Rough Diamonds
- Octahedral
- Cubic
- Macles
- Industrial-grade rough diamonds
Rough diamond prices depend heavily on clarity potential and yield after cutting.
Loose Diamonds and Their Prices
Loose diamonds are diamonds sold without any jewelry setting. They are ideal for customization.
Loose Diamond Price in India
- Loose diamond prices vary by shape and certification
- Buyers prefer buy loose diamonds to design personalized rings or solitaire gem jewelry
Popular Loose Diamond Shapes
- Radiant cut diamond
- Pear shaped diamond (also called pear diamond)
- Round brilliant
- Cushion cut
A radiant diamond offers excellent brilliance, while pear shaped diamond designs are elegant and modern.
Buying Loose Diamonds Online
Today, buyers can safely buy loose diamonds online, including GIA certified diamonds online and IGI certified diamond price listings.
Solitaire Diamond Price in India
A solitaire gem is a single diamond, usually above 0.30 carats.
- Solitaire price starts around ₹70,000
- Premium solitaires can exceed ₹50 lakh
- Certification plays a major role in pricing
Lab Grown Diamond Price in India 2026
Lab grown diamonds, also known as synthetic diamonds or CVD diamonds, are chemically and optically identical to natural diamonds.
1 Carat Lab Grown Diamond Price in India
- ₹40,000 to ₹1,20,000
- Nearly 70 percent cheaper than natural diamonds
GIA certified lab grown diamonds and IGI diamond report ensure authenticity and quality.
Popular Lab Grown Diamond Hubs
- Lab grown diamonds Mumbai
- Lab grown diamonds Hyderabad
- Diamond company in Surat
These diamonds are eco-friendly and ideal for modern buyers.
Fancy Color Diamonds: Blue, Black & More
Blue Diamond Price in India
- Blue diamond price starts from ₹8 lakh per carat
- Deep blue stones can reach crores
What Is a Black Diamond
A black diamond is a natural diamond with dense inclusions.
- Black diamond is also known as Carbonado
- Black diamond cost: ₹60,000 to ₹4 lakh per carat
Certification and Diamond Quality
Always choose certified diamonds from reputed organizations.
Popular Diamond Certifications
- GIA diamond (Gemological Institute of America)
- IGI certified diamond price reports
Buyers can also buy GIA certified diamonds online India with confidence.
GIA Mumbai serves as a major certification and grading hub.
Diamond Industry in India
India is a global diamond powerhouse.
- Diamond company in Surat processes over 90% of the world’s diamonds
- Indian Diamond Institute Surat trains professionals
- Trusted diamond dealers and diamond merchants operate nationwide
Major diamond companies also operate from companies in BKC, Mumbai.
Diamond vs Other Gemstones
While diamonds dominate, buyers also compare prices with gemstones like sapphire.
- Yellow sapphire stone price: ₹3,000 to ₹1,50,000 per carat
- Sapphire stone price depends on origin and clarity
However, diamonds remain unmatched in durability and brilliance.
The Largest Diamond in the World
The largest diamond in the world, the Cullinan Diamond, weighed over 3,100 carats and symbolizes the extreme rarity of natural diamonds.
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Final Thoughts: Choosing the Right Diamond in 2026
Whether you’re buying a natural raw diamond, loose diamonds online, or gia certified lab grown diamonds, understanding the diamond cost in India helps you invest wisely.
At Mann Gems, we believe transparency, certification, and education are key to choosing the perfect diamond. From small diamond price guidance to premium solitaire selections, informed buyers always shine brighter.
If you’re planning to buy diamonds in 2026, choose quality, certification, and a trusted diamond company — because a diamond is not just a stone, it’s a legacy.