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Coluxe Guide: How to Pick the Best Stone for Maximum Impact

How to choose your first diamond. This Coluxe guide breaks down everything you need to know - from lab-grown vs. mined, to the 4Cs, certification, size, style, and value - so you can buy with clarity, confidence, and joy. Because your first diamond should feel like you, not like guesswork.

Everything you actually need to know - minus the fluff.

Thinking about buying your first diamond? Maybe it’s to celebrate a promotion, a personal milestone, or simply because you want one. (And for the record, you don’t need a reason.) But let’s be honest: shopping for diamonds can feel like stepping into another language. What size? What’s “VS1”? Is lab-grown legit? And the big one - is it weird to buy one for yourself?

Take a breath. We’ve got you. This is the Coluxe guide to choosing your first diamond with clarity, confidence, and joy.

Lab-Grown or Mined? Let’s Clear That Up

Both are real diamonds. Same sparkle. Same brilliance. Same strength. The difference lies in origin.

Mined diamonds are pulled from the Earth, and that comes with measurable costs. Extracting a single carat can displace more than 200 tons of rock and soil. It uses large volumes of water and energy, and leaves behind land that is difficult to restore. Beyond the environmental toll, sourcing practices can be murky, with risks of unsafe labour and conflict-linked supply chains.

Lab-grown diamonds , by contrast, are created above ground in controlled labs. The process replicates the natural conditions of heat and pressure, producing a diamond that is chemically, physically, and visually identical to mined. Yes, it still requires energy, but modern labs are increasingly powered by renewables, making the footprint significantly lighter and far more transparent.

At Coluxe, we choose lab-grown because it’s the conscious , contemporary option: real beauty without hidden costs, and a story you can be proud to wear.

Certification Counts

Here’s one more truth: lab-grown and mined diamonds are certified on the exact same lines. Every Coluxe stone is graded by the International Gemological Institute (IGI) for cut, colour, clarity, and carat. That certificate is your proof that what you’re buying meets the same global standards as traditional diamonds - with the added assurance of transparency and traceability.

The 4Cs, Simplified

The old playbook loves to overwhelm you with jargon. Here’s the Coluxe take:

  • Cut is everything. It determines brilliance, so always aim for Excellent or Ideal.
  • Colour runs from D (icy white) to Z (yellow tones). The smart sweet spot is E-F-G: bright, white, and strong value.
  • Clarity measures imperfections. Anything VS2 or better looks flawless to the naked eye. Don’t overspend chasing invisible specs.
  • Carat is size, yes - but proportion matters more. A well-cut one-carat can outshine a poorly cut 1.5 carat

Every Coluxe diamond is IGI-certified and handpicked for brilliance. Translation: no guesswork, no nasty surprises, just sparkle.

Size Isn’t Everything. Style Is.

Your first diamond doesn’t need to be the biggest in the room. It needs to feel like you . Ask yourself: do you want timeless or trend-forward? A ring, a pendant, or earrings? Something for everyday joy or special-occasion glamour?

Sometimes a half-carat pendant feels more luxe than a chunky ring that doesn’t suit your style. The point is not “big.” The point is “you.”

Know What You’re Paying For

Most jewellers love a mystery markup. We don’t. At Coluxe, your price reflects three things:

  • The stone - IGI certification, 4Cs, and brilliance guaranteed.
  • The metal - always solid gold, never plated.
  • The craft - silhouettes designed to stack, layer, and live with you every day.

No smoke, no mirrors. Just beauty with receipts.

Self-Bought = Self-Loved

Old rule: wait for someone else to gift you a diamond.

New rule: gift it to yourself first.

Your first diamond is about marking your own moment, whatever that means. The job you nailed. The city you moved to. The love you chose for yourself. Or simply because it makes you happy - and that’s reason enough.

Our Top Picks for a First Diamond

  • A one-carat round or princess-cut ring: classic, stackable, and endlessly chic.
  • A solitaire pendant: effortless, minimal, perfect for layering.
  • Diamond studs: never-not-glamorous, from coffee runs to cocktail hours.
  • A tennis bracelet or eternity band: perfect if you want a stack that grows with your story.

Yes, we’ve designed all of these - for exactly this moment.

The First of Many

At Coluxe, diamonds aren’t the finish line. They’re mile markers on your journey - symbols of who you are, and who you’re becoming. Take your time. Trust your instincts. And remember: the sparkle is real. So are you.

Coluxe. Made, Not Mined. Designed for your first - and every one after.

From the Journal

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Bold. Glamour. Global.

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Design and Craftsmanship

Every Coluxe jewel begins with intention - precise proportions, balanced settings, and details engineered for comfort and brilliance. From IGI-certified diamonds to mirror-finished collets and seamless clasps, each element is refined to perfection. Multi-stage prototyping and rigorous checks ensure that what you wear isn’t just beautiful, but unmistakably Coluxe.

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Our Founder's Journey

From waiting to choosing diamonds. In this personal story, Coluxe Founder & CEO Priyanka Gill shares how her journey with jewellery - from tradition and hierarchy to choice and agency - inspired the creation of Coluxe, a fine jewellery brand built on lab-grown diamonds, conscious luxury, and self-celebration.

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The Coluxe Classics Edit

Every wardrobe needs its anchors - and jewellery is no different. The Coluxe Classics edit redefines timeless staples like studs, slim bands, tennis bracelets, and pendants in lab-grown brilliance and hallmarked gold. Designed to be worn every day and everywhere, these forever pieces are the rhythm of modern style: effortless, ethical, and endlessly versatile.

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Coluxe Guide: How to Pick the Best Stone...

How to choose your first diamond. This Coluxe guide breaks down everything you need to know - from lab-grown vs. mined, to the 4Cs, certification, size, style, and value - so you can buy with clarity, confidence, and joy. Because your first diamond should feel like you, not like guesswork.

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After-Sale Service

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7-Day Free Returns & Buyback Policy

Returns and buyback, made simple. At Coluxe, we believe fine jewellery should come with clarity and confidence. Our 7-Day Free Returns & Buyback Policy gives you flexibility, fair value, and peace of mind - whether you’re reconsidering a purchase or securing long-term value for your investment.

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Good for the Planet and People

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Engineered for Today

Coluxe jewellery is designed for the rhythm of modern life. With low-profile settings, ergonomic bands, seamless clasps, and precision-set stones, each piece is engineered for comfort, durability, and brilliance. Technology meets artistry to create fine jewellery that’s as wearable as it is luxurious - engineered for today, crafted for forever.

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Certified by IGI Grading Labs: Confidence Behind Every...

IGI-certified lab-grown diamonds, assured. At Coluxe, every stone is independently graded by the International Gemological Institute (IGI), giving you complete confidence in the brilliance, authenticity, and ethical craftsmanship of your jewellery.

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Stacking All Wins

Not every diamond needs an anniversary. At Coluxe, every win counts - from promotions to just because moments - and every stack tells her story, one sparkle at a time.

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Ethical. Conscious. Fair.

Who says ethics can’t sparkle? At Coluxe, lab-grown diamonds and gemstones prove luxury can look fabulous, feel effortless, and still do good - jewellery she wears with joy and zero guilt.

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Why save sparkle for someday? Joy belongs to the everyday. Coluxe creates fine jewellery in lab-grown diamonds and gemstones that move with her - luminous, versatile, and always her own.

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The Coluxe Story

Coluxe redefines fine jewellery with lab-grown diamonds and gemstones, blending conscious craftsmanship, everyday elegance, and bold self-expression. Jewellery designed to be worn, stacked, and lived in - for the self-made.

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Coluxe Privé - Design Your Own

Bespoke fine jewellery with meaning. Coluxe Privé is our made-to-order service where your vision becomes a one-of-a-kind creation - crafted in lab-grown diamonds, hallmarked gold, and designed to carry memory, intention, and individuality. From milestone engagement rings to deeply personal self-gifts, Privé transforms sketches, stories, and sentiments into timeless luxury that’s entirely yours

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We Play in Colour

Coloured gemstones for everyday wear. At Coluxe, we bring emeralds, rubies, and sapphires out of velvet boxes and into daily life. Grown with science, set in gold, and designed to shift with your moods, our coloured stones carry the same brilliance as diamonds - with a boldness all their own.

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Luxury Through Her Lens

Coluxe founder Priyanka Gill shares how lab-grown diamonds, bold colour, and self-directed jewellery choices - empower women to claim luxury on their own terms.

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The Jewellery Capsule Closet: 5 Outfits Around 5...

Building your jewellery capsule closet starts with five timeless Coluxe essentials - versatile lab-grown diamond and gemstone pieces designed to move with you from day to night, saree to suit. Discover how studs, solitaires, pendants, and bracelets create endless looks with effortless elegance.