Lab-grown diamonds in Bangalore

Your Next Diamond Doesn't Have to Be a Leap of Faith

Bangalore, meet your new favourite store for lab-grown diamonds at HSR Layout. Walk in to see it for yourself, or shop the same collection online.

IGI/SGL Certified
BIS Hallmarked
100% Buyback
Exchange Anytime

Visit Our Bangalore Store

Cosmos Bangalore

HSR LAYOUT

AJ Forte, 2343, 17th Cross Rd, near Gayatri Temple, Vanganahalli, 1st Sector, HSR Layout, Bengaluru, Karnataka 560102

Real Diamonds, Real Reviews

Loved by 10,000+ Women and Counting

From first-time buyers to repeat customers, women across India trust Cosmos for lab-grown diamond jewellery that's certified, honestly priced and made to last. Here's what they have to say.

What Makes a Diamond Lab Grown?

Grown from the same carbon, under the same heat and pressure, just without the million-year wait. Chemically and optically identical to mined diamonds, IGI-certified so you don't have to take our word for it.

Learn more

Why Choose Us

Why Real Women Choose Cosmos

Every woman who walks into our lab-grown diamond store in HSR Layout, Bangalore deserves clarity, not convincing. That's why Cosmos was built differently - certified diamonds you can verify yourself, gold you can trust, and a team that would rather earn your visit than your hesitation. Whether you're choosing your first diamond or your fifth, what you see is exactly what you get. This is the Cosmos promise.

25K+
Diamonds grown
10K+
Carats sold
500+
Tons of carbon saved
Read our story →
IGI-certified diamonds
Every diamond is certified by the International Gemological Institute. Verify it yourself.
BIS certified gold
All our gold is BIS hallmarked. You get exactly what you pay for.
100% buyback
Your jewellery always holds its value. We buy it back at full price

CERTIFIED & FEATURED

Trusted names behind every piece

AlsoVisit Us In

Not near this store? Explore our other location

Find Nearest Store
Governor Peta

Ground Floor, Lakshmi Ram Plaza, Museum Rd, beside DBS Bank, Governor Peta, Vijayawada, Andhra Pradesh 520002

Call: +91 96865 12333
Cosmos Hyderabad
Coming soon!

FAQs

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Do I need an appointment to visit the Cosmos store in Bangalore?

No. Walk in anytime during store hours to browse the collection and try pieces on.

Can I try on jewellery in person before buying?

Yes. That's exactly what the store is for; try on rings, earrings and more before deciding.

Can I exchange or return a piece bought online at the Bangalore store?

Yes. Bring it in with your receipt and our exchange or buyback policy applies the same way, no matter where you bought it.

Is the jewellery in-store the same quality as what's sold online?

Yes. Every piece, whether bought online or in-store, is IGI certified and set in BIS hallmarked gold.

Can I chat with a stylist before visiting the store?

Yes. Message us on WhatsApp or book a video call before you visit, so you know what to expect.