Muhurat trading during Diwali lets you review your portfolio to see which stocks are worth researching for in the new Samvat. It is important to assess order books and the ability to convert them into revenue when looking at defence stocks for Samvat 2083. Increases in defence budgets along with new contracts may seem attractive. But it could become more appealing if defence manufacturers can turn orders into revenue by delivering products on time and receiving timely payments.

The evaluation of Diwali defence stocks should include the examination of executable order books and contract milestones. You can also look for export opportunities and customer concentration. These factors can help you distinguish companies with credible business prospects from those whose valuations may already reflect optimistic expectations.

What Makes a Defence Stock Worth Watching in Samvat 2083?

India’s defence sector has the potential to grow due to domestic procurement and indigenous weapons development. Indian defence exports hit an all-time high of ₹38,424 crore in FY2025-26. It was a 62.66% increase from the previous year.

While the industry may be growing, the following five factors can help you decide which defence stocks to research for Samvat 2083.

1. Executable order book: Orders supported by signed contracts, approved funding, and defined delivery schedules.

2. Execution capability: Manufacturing capacity, component availability, and the ability to meet contractual milestones.

3. Export potential: Overseas orders that can diversify revenue and expand the customer base.

4. Receivables and cash flow: The time taken to collect payments after delivering equipment or completing milestones.

5. Customer concentration: Dependence on a single government agency, platform, or large contract.

Defence Stocks to Watch for Samvat 2083

The following defence manufacturers are worth researching for their order books and product mix. This list is not a recommendation and does not mean these stocks have attractive valuations.

1. Hindustan Aeronautics Limited (HAL)

HAL manufactures aircraft, helicopters, engines, and related systems for the Indian armed forces. HAL had an order book of approximately ₹2.55 lakh crore as of 31 March 2026. They had signed large orders including 97 LCA Mk1A’s, 6 ALH MkIII maritime helicopters, and 8 Do-228’s for the armed forces.

Things to look out for in Samvat 2083:

• Tejas Mk1A progress
• Engines and other key parts’ availability
• Delivery schedules
• How quickly advances and milestone payments are being turned into cash
• Bharat Electronics Limited (BEL)

BEL manufactures defence electronics including radars, communications, electronic warfare, avionics, and naval systems. BEL had provisional turnover of approximately ₹26,750 crore in FY2025-26, an increase of 16.2% year-on-year. They had orders worth around ₹30,000 crore in the year. This means their order book was approximately ₹74,000 crore as of 1 April 2026. They had export sales of around US$141.9 million.

Things to look out for in Samvat 2083:

• Radar, communications, and electronic warfare contracts being delivered.
• New orders compared to revenue. This is often measured using the book-to-bill ratio.
• Export orders
• Margins and cash conversion as they scale up

2. Bharat Dynamics Limited (BDL)

BDL manufactures guided missiles, torpedoes, and other weapons for the armed forces. In its FY2025-26 director’s report, BDL had an order book of approximately ₹26,176 crore as of 31 March 2026. They had export turnover of ₹702.23 crore.

Things to look out for in Samvat 2083:

• Missiles being manufactured and delivered.
• Parts availability
• Export orders
• Receivables, inventory, and cash conversion

3. Mazagon Dock Shipbuilders Limited (MDL)

MDL manufactures warships and submarines for the Indian Navy and other authorised customers. Generally, shipbuilding contracts will have multiple stages, meaning it can take several years to turn a large order book into revenue.

Things to look out for in Samvat 2083:

• Progress on building
• Testing, acceptance, and delivery schedules
• Cost increases
• Receivables

4. Garden Reach Shipbuilders & Engineers Limited (GRSE)

GRSE manufactures naval ships including frigates, patrol vessels, and other specialised ships. Similar to MDL, GRSE will rely on their ability to manage long manufacturing timelines, work with its suppliers, and deliver on its contracts. The timing of acceptance can impact how revenue is spread across quarters.

Things to look out for in Samvat 2083:

• Progress on building ships and delivery
• New contracts
• Export potential with signed orders and funding in place
• Costs, margins, and payments from customers

How to Analyse Defence Order Books

A large order book may indicate a company has future business. However, it will not tell you how much revenue they will receive in the next quarter or year. Before adding a defence stock to your watchlist for Diwali, look at the quality of its order book.

Firstly, look at how executable their orders are. If they have signed contracts with clear quantities, delivery dates, and payment terms, this will give you a good indication of how much revenue they will receive. See if they have approved proposals, proposals under negotiation, or orders.

Look at delivery schedules. They may have a number of years of contracts, but they may have manufacturing issues or slow customer acceptance, meaning they are not turning their order book into revenue as quickly. Compare their revenue to their order book and see how much of their order book they expect to deliver in the next 12-24 months.

Look at their book-to-bill ratio. This shows how many new orders they have compared to how much revenue they have recognised. If it is above 1, their order book is growing. If it is below 1, their order book is shrinking. This can be a positive or negative depending on the quality of their contracts, profitability, and how quickly they are delivering.

Defence Exports: An Additional Growth Opportunity

Exporting can help defence manufacturers diversify their customer base. With India having record defence exports of ₹38,424 crore in FY2025-26, there is increasing demand for Indian defence equipment abroad. However, look at whether they have a genuine export opportunity. Memoranda of Understanding, expressions of interest, and signed export contracts all have different levels of certainty.

When analysing defence stocks with export potential, look at:

• Confirmed export orders

Look for disclosed contract values, delivery schedules, and customer commitments.

• Geographical concentration

Dependence on one overseas market can expose a company to political, regulatory, and payment risks.

• Export profitability

Assess whether overseas contracts support margins after accounting for certification, logistics, servicing, and compliance costs.

• Repeat orders

Follow-on contracts can indicate customer acceptance and create a more dependable revenue stream.

Bottom Line

Defence stocks are worth researching for Samvat 2083. HAL, BEL, BDL, Mazagon Dock, and GRSE all offer different exposures to aircraft, electronics, missiles, naval ships, and specialised defence technology.

Don’t just look at stocks that have announced large orders or are in a growing sector. Look at their execution schedules, export potential, receivables, concentration and valuation to create a more informed watchlist.

Researching defence stocks this Diwali? Visit HDFC SKY MoneyFest for expert stock recommendations, then assess company fundamentals, valuations and risks before investing.