A drawing only works if the light matches it. As a lighting supplier for architects and interior designers, Diamond Electrical Industries helps you pick fittings, beam angles and colour temperatures, then supplies the full quantity in one batch for projects across India.
What designers specify from our range
- COB downlights and spot lights for clean, glare-free ceilings
- Track and magnetic track lights for retail and galleries
- LED profile lights for cove, shelf and skirting details
- Chandeliers and pendants as statement pieces
- Artificial skylights for windowless rooms
How we work with your studio
- Free lighting plan: send a floor plan and we suggest fittings and quantities
- See and compare lights switched on at our Kolkata showroom
- Matching colour temperature and finish across the whole site
- Bulk pricing you can build into your client's estimate
Frequently asked questions
Can you help plan the lighting for my design?
Yes. Send your floor plan, BOQ or renders and our team will suggest fittings, wattages, beam angles and quantities for each area, free with your quote.
Can my client see the lights before ordering?
Yes. Bring your client to our showroom at 11A, Esplanade East, Kolkata, Monday to Saturday, 11 AM to 7 PM, to see the shortlisted lights switched on.
Do you supply projects outside West Bengal?
Yes. We supply architects and interior designers across India and dispatch every bulk order with a GST invoice and tracking.







