The popularity of lab-grown diamonds (LGDs) is on the rise as more companies tap into the increasing consumer preference for cost-effective and eco-conscious alternatives.
Known for their affordability and sustainable production methods, LGDs are emerging as a strong substitute for natural diamonds, which have faced scrutiny over ethical concerns.
Let’s take a look at some of the top lab-grown diamond stocks in India in May 2025.
| Name | Sub-Sector | Market Cap | PE Ratio | 5Y CAGR |
| Sky Gold and Diamonds Ltd | Precious Metals, Jewellery & Watches | 4,542.74 | 112.19 | 99.96 |
| Goldiam International Ltd | Precious Metals, Jewellery & Watches | 3,891.13 | 42.85 | 85.49 |
| Trent Ltd | Retail – Apparel | 1,82,674.92 | 118.1 | 59.25 |
| Senco Gold Ltd | Precious Metals, Jewellery & Watches | 5,647.51 | 31.2 | – |
Note: The above list of top lab-grown diamond stocks is ranked based on 5-year CAGR as of May 2, 2025.
Sky Gold and Diamonds leads in its sector with an impressive 5-year CAGR of 99.96%, fuelled by its strong presence in the precious metals and jewellery industry.
Sky Gold and Diamonds Ltd reported a consolidated net profit of ₹36.54 crore for Q3 2024, marking a substantial increase from ₹8.93 crore in the same quarter last year.
The company’s total income for the period reached ₹1,005.10 crore, reflecting a 27.45% year-on-year growth.
ROCE: 27.39%
ROE: 23.66%
Goldiam International stands out with a robust 5-year CAGR of 85.49%, benefiting from its operations in precious metals and jewellery.
In Q3 FY25, Goldiam International Ltd. delivered strong results, with consolidated revenue climbing 41% year-on-year (YoY) and 104% quarter-on-quarter (QoQ) to ₹2,880 million.
EBITDA saw a notable increase, rising 62% YoY and 105% QoQ to ₹708 million. Furthermore, PAT for the quarter surged by 54% YoY and 125% QoQ, reaching ₹498 million.
ROCE: 19.08%
ROE: 14.79%
Trent shines with an impressive 5-year CAGR of 59.25%, primarily driven by its retail presence in apparel.
Trent Ltd, part of the Tata group, reported a sharp 46.4% year-on-year (YoY) decline in its standalone profit after tax (PAT) for the March 2025 quarter, which stood at ₹350 crore, compared to ₹654 crore in the same quarter of the previous year.
Despite a rise in revenues, the company’s PAT also fell by 25% on a quarter-on-quarter (QoQ) basis from ₹469 crore in the December 2024 quarter.
ROCE: 38.58%
ROE: 43.95%
Senco Gold, despite lacking a 5-year CAGR, maintains strong performance in the precious metals and jewellery sector.
The Kolkata-based jewellery retailer achieved its highest-ever fourth-quarter revenue in Q4 FY25, surpassing ₹1,300 crore, and for the full fiscal year, its topline exceeded ₹6,200 crore, reflecting a 19.4% growth in retail sales and a 14.6% increase in same-store sales growth (SSSG).
ROCE: 23.01%
ROE: 15.66%
Read More: Top 10 Blue Chip Stocks in May 2025: Adani Enterprises, BEL, Trent and More- 5Yr CAGR Basis.
| Name | Sub-Sector | Net Profit Margin |
| Goldiam International Ltd | Precious Metals, Jewellery & Watches | 14.72 |
| Trent Ltd | Retail – Apparel | 8.87 |
| Senco Gold Ltd | Precious Metals, Jewellery & Watches | 3.43 |
| Sky Gold and Diamonds Ltd | Precious Metals, Jewellery & Watches | 2.31 |
Note: The above list of top lab-grown diamond stocks is ranked based on net profit margin as of May 2, 2025.
| Name | Sub-Sector | Debt to Equity |
| Goldiam International Ltd | Precious Metals, Jewellery & Watches | 0.01 |
| Trent Ltd | Retail – Apparel | 0.43 |
| Sky Gold and Diamonds Ltd | Precious Metals, Jewellery & Watches | 1.27 |
| Senco Gold Ltd | Precious Metals, Jewellery & Watches | 1.29 |
Note: The above list of top lab-grown diamond stocks is ranked based on their debt-to-equity ratio as of May 2, 2025.
As consumer preferences shift toward sustainable and cost-effective alternatives, businesses like Goldiam International, Sky Gold and Diamonds, Trent, and Senco Gold are well-positioned to benefit from this trend.
Evaluating key financial metrics such as 5-year CAGR, net profit margin, and debt-to-equity ratio can help investors identify fundamentally strong players in the lab-grown diamond space. While past performance is informative, it’s important to combine these insights with future growth potential and market dynamics.
Disclaimer: This blog has been written exclusively for educational purposes. The securities mentioned are only examples and not recommendations. This does not constitute a personal recommendation/investment advice. It does not aim to influence any individual or entity to make investment decisions. Recipients should conduct their own research and assessments to form an independent opinion about investment decisions.
Investments in the securities market are subject to market risks, read all the related documents carefully before investing.
Published on: May 3, 2025, 7:57 AM IST
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