What should you actually compare when choosing a diamond online? For first-time buyers, lab grown diamond jewellery can seem straightforward until two similar-looking pieces turn out to carry very different specifications. Understanding what sits behind the jewellery makes the decision far easier — and once you know which details matter, comparing pieces becomes a question of judgement rather than guesswork.
From certification and the 4Cs to gold purity and craftsmanship, here is what to look at.
What Is Lab Grown Diamond Jewellery?
Lab-grown diamonds are real diamonds, created in controlled laboratory environments rather than formed beneath the earth over geological time. They share the same chemical composition and the same physical and optical properties as diamonds from any other origin. They are graded on exactly the same criteria — cut, colour, clarity and carat — by the same independent laboratories.
This is why lab grown diamond jewellery should never be confused with simulants or imitations. A simulant is a different material that resembles a diamond. A lab-grown diamond is a diamond. The word "lab-grown" describes how the stone came to exist, not what it is.
Types of Lab Grown Diamond Jewellery
The right form depends on your style, your wardrobe and how often you intend to wear the piece.
Rings. From understated everyday designs to solitaires and more sculptural forms. Look at both the diamond specifications and the comfort of the setting — a ring is worn through everything, so profile and construction matter as much as the stone.
Earrings. Studs and drops move easily between everyday dressing and occasion wear. Consider stone size, setting security and overall proportion. For a pair, the two stones should be matched in colour grade.
Pendants and necklaces. These become versatile staples. Pay attention to diamond shape, chain length and how the design sits against the necklines you actually wear.
Bracelets and bangles. A subtler way to bring diamonds into regular styling, and often the most-worn pieces in a collection once they enter it.
What Are the Benefits of Lab Grown Diamond Jewellery?
The clearest benefit is range. Lab grown diamond jewellery offers a breadth of sizes, shapes, grades and design possibilities that simply was not available a decade ago, because stones can be grown to precise specifications rather than sourced from whatever supply produces.
The second benefit is traceability. Every certified stone carries documentation of how it was made — CVD or HPHT — alongside its grades. That level of documented provenance is unusual in fine jewellery, and it is verifiable independently rather than taken on trust.
The third is design freedom. When a designer can specify a stone rather than work around one, the piece can be planned as a whole. That is why so much of the most interesting contemporary fine jewellery is being made with lab-grown stones.
What Shapes the Value of a Piece
A finished piece of lab grown diamond jewellery is never just its centre stone. Several components contribute to what you are receiving:
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Carat weight, and how the stone is proportioned
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Cut, colour and clarity, as documented on the grading report
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Diamond shape
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Certification standard
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Gold purity and the weight of metal used
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Design complexity and setting construction
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Craftsmanship and finishing quality
Two pieces that look similar in photographs can differ meaningfully across these. Comparing complete specifications, rather than any single number, is what makes a comparison genuinely useful.
Common Buying Mistakes to Avoid
The most frequent mistake is focusing only on carat. Size is the most visible attribute, but a well-cut smaller stone will consistently outperform a larger stone with mediocre proportions — cut is what determines how a diamond behaves in light.
The second is overlooking the metal entirely. Check whether the piece uses 14K or 18K gold, and look for BIS Hallmarking, which is the Bureau of Indian Standards' independent confirmation of declared purity.
The third is skipping the practical detail. Certification, full specifications, delivery information, and the exact returns and exchange terms should all be reviewed before ordering — not after.
A Practical Buying Checklist
Before choosing any piece of lab grown diamond jewellery, work through these five:
1. Certification. Look for an IGI grading report on the stone, and confirm the report number can be verified independently on igi.org.
2. The 4Cs. Understand cut, colour, clarity and carat together, rather than treating carat as a proxy for quality.
3. Gold purity. Check the stated purity and confirm BIS Hallmarking on the setting.
4. Complete specifications. Know what the piece comprises — stone, metal, setting, finishing — so you are comparing like with like.
5. Brand policies. Read the returns, exchange, buyback and support terms as written, not as summarised.
Choosing the Right Jewellery Brand
Once you understand the diamond, the brand becomes part of the decision. The signals worth looking for are consistent: clear product information, certification details available before purchase, terms stated specifically rather than vaguely, and accessible support from people who can actually answer a technical question.
A brand that answers detailed questions readily before a purchase is showing you how it will behave after one.
How We Do This at Apekani Diamonds
We are a Mumbai house, founded by Apeksha and Animesh, and our name is on every piece — Apek(sha) + Ani(mesh). Every design is drawn in-house. Every stone is IGI-certified and sourced through Greenlab Diamonds. Every setting is BIS Hallmarked in 14K or 18K gold.
The commitments are in writing: 30-day returns, 80 percent buyback, lifetime exchange. The price you see is the real one, with no inflated markup built in to be negotiated away later.
Work through the checklist above and send us the hardest questions it raises — on WhatsApp, you reach Apeksha or Animesh directly, not a script. If you are in Mumbai, arrange a home viewing and check everything with the piece in your hand.