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| Weight (Ct) | Low (Commercial) | Mid (Standard) | High (Premium) |
|---|---|---|---|
| 1 Carat | ₹54,120 | ₹61,500 | ₹75,030 |
| 0.75 Carat | ₹40,590 | ₹46,125 | ₹56,273 |
| 0.5 Carat | ₹27,060 | ₹30,750 | ₹37,515 |
| 0.25 Carat | ₹13,530 | ₹15,375 | ₹18,758 |
| 0.1 Carat | ₹5,412 | ₹6,150 | ₹7,503 |
| Month | Average Rate | Price Change |
|---|---|---|
| 01 Jan 26 | ₹61,500 | + ₹2,000 |
| 01 Dec 25 | ₹59,500 | - ₹1,000 |
| 01 Nov 25 | ₹60,500 | + ₹1,000 |
| 01 Oct 25 | ₹59,500 | - ₹1,000 |
| 01 Sep 25 | ₹60,500 | -- |
| 01 Aug 25 | ₹60,500 | - ₹1,000 |
| 01 Jul 25 | ₹61,500 | + ₹1,000 |
| 01 Jun 25 | ₹60,500 | - ₹1,000 |
| 01 May 25 | ₹61,500 | - ₹3,000 |
| 01 May 24 | ₹64,500 | + ₹2,000 |
| 01 Apr 24 | ₹62,500 | + ₹2,000 |
| 01 Mar 24 | ₹60,500 | - ₹1,000 |
Chennai is one of South India’s most trusted jewellery markets, known for quality craftsmanship and transparent business practices. Diamond buyers in the city often prioritize purity, certification, and long-term value. This guide explains how diamond prices are determined in Chennai, what taxes apply, how diamonds reach the local market, and where buyers can find reliable options across the city and Tamil Nadu districts.
Diamond pricing in Chennai follows a structured and quality-driven approach. Jewellers combine international pricing standards with local demand trends and craftsmanship costs. As a result, prices may differ slightly from northern and western Indian cities.
Every diamond sold in Chennai is evaluated using the globally accepted 4Cs framework.
Small changes in any of these factors can significantly impact the final price.
Chennai jewellers price diamonds based on international trade benchmarks and regional cost structures. Southern India places strong emphasis on quality assurance and certification. Therefore, certified diamonds often dominate showroom inventories.
Demand rises during wedding seasons, temple festivals, and festive months. During these periods, price negotiations may reduce, while premium designs gain popularity.
Chennai offers both natural and lab-grown diamonds across most jewellery stores. Natural diamonds remain popular for bridal jewellery and family heirlooms. Buyers often view them as long-term assets.
Lab-grown diamonds attract younger buyers who seek modern designs at accessible prices. These diamonds deliver excellent brilliance and clarity, making them suitable for daily-wear jewellery.
Diamond prices in Chennai vary based on quality, cut, and certification. Below is a general price range for loose diamonds commonly available in the city.
| Carat Weight | Approx Price Range (₹) |
|---|---|
| 1 Carat | ₹56,000 – ₹66,000 |
| 0.75 Carat | ₹42,000 – ₹50,000 |
| 0.5 Carat | ₹28,000 – ₹34,000 |
| 0.25 Carat | ₹14,500 – ₹17,000 |
| 0.1 Carat | ₹5,800 – ₹6,800 |
Jewellery prices increase when gold weight, design complexity, and brand value are added.
Taxes and service charges contribute to the final diamond purchase cost. Buyers should review these components carefully.
GST applies to finished diamond jewellery in Chennai. The tax is calculated on the total value, including diamond cost and making charges. Loose diamonds usually carry minimal tax impact.
South Indian jewellery is known for intricate designs. As a result, making charges may be higher for handcrafted or traditional pieces. Simple designs usually carry lower charges.
Always ask for a transparent breakup of diamond price, gold value, making charges, and GST.
Chennai does not have local diamond mines. Diamonds sold in the city are sourced through national and international supply chains. Rough diamonds are mined globally and later cut and polished in Indian processing centers.
Once polished, diamonds are supplied to Chennai through established trade networks. This system ensures steady availability across multiple quality grades.
Chennai offers strong availability of diamonds in various forms. Buyers can choose from loose stones, engagement rings, wedding jewellery, and everyday designs. Most reputed jewellers stock certified diamonds in multiple cuts.
Custom-made jewellery is popular in Chennai. Many stores allow buyers to design pieces according to personal preferences.
Several areas in Chennai are well known for diamond jewellery shopping.
Each area caters to different budgets and design styles, from traditional to contemporary.
Diamond prices across Tamil Nadu remain relatively aligned, with slight variations based on demand and retail concentration.
Chennai acts as the pricing benchmark for most districts in Tamil Nadu.
Chennai offers a reliable and quality-focused diamond market supported by strong trade networks. Buyers benefit from transparent pricing, certified stones, and wide availability. Understanding pricing methods, taxes, and local market trends helps ensure a confident diamond purchase in Chennai.