The OOO Edit

Man wearing the Meridian emerald-cut lab-grown diamond tennis bracelet on his wrist, Carat Club Co.
buying guide

What Diamond Jewellery Can Men Wear Besides Rings?

Ear, wrist, neck and the cord bracelet: four categories of diamond jewellery that work on...
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A pair of round brilliant diamond solitaire studs beside a jeweller's loupe on a deep green surface
buying guide

Do Lab-Grown Diamond Studs Come With a Certificate?

At Carat Club Co., diamond studs 0.5 carat and up are individually IGI-certified; smaller stones...
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A diamond tennis bracelet, one continuous line of round brilliant diamonds, by Carat Club Co.
buying-guide

What Is a Tennis Bracelet? (And Why It's Called 網球手鏈)

A tennis bracelet is one continuous line of matched diamonds set in a slim track....
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Rhapsody 5-Stone Diamond Pendant Necklace by Carat Club Co., individually IGI-certified lab-grown diamonds
buying guide

How Do You Choose a Lab-Grown Diamond Jewellery Brand in Hong Kong?

A practical checklist for judging any lab-grown diamond brand in Hong Kong: honest certification, traceable...
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Carat Club Co. lab-grown diamond solitaire studs and five-stone pendant necklace on a deep green velvet tray
buying guide

Why Are Lab-Grown Diamonds So Much Cheaper Than Mined Diamonds?

Lab-grown diamonds are the same stone as mined ones, just grown in a reactor in...
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Men's platinum diamond solitaire stud on dark slate, platinum vs 18K white gold comparison
buying guide

Platinum or 18K White Gold: Which Should Men Choose for Diamond Jewellery?

PT950 platinum vs 18K white gold for men, decoded: daily wear, humid-climate upkeep, sensitive skin,...
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IGI-certified lab-grown diamond solitaire studs from Carat Club Co.
buying guide

IGI vs GIA for Lab-Grown Diamonds: Which Certificate Should You Trust?

IGI grades most lab-grown diamonds; GIA reports are rarer and cost more. Both are legitimate....
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Diamond studs resting on overlapping blank certificate documents with jeweller's tweezers
Buying Guide

IGI or GIA: Does It Actually Matter Which Lab Graded Your Diamond?

GIA and IGI are the two names you will see on a diamond report, and...
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Two diamond studs under directional light, one fanning into a faint spectrum
Buying Guide

Lab-Grown Diamond vs Moissanite: They Are Not the Same Thing

Moissanite is not a diamond. It is a different mineral that costs less and sparkles...
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A tailor's measuring tape coiled beside a jeweller's loupe and steel calipers
Buying Guide

The Tennis Bracelet, Explained: Fit, Stones, and the Clasp Nobody Checks

A tennis bracelet is the one diamond piece most likely to end up on a...
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Three pairs of diamond solitaire studs arranged in ascending size on linen
Buying Guide

What Size Diamond Stud Actually Suits You

Carat is a weight, not a size, and doubling it does not double what anyone...
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Diamond ear cuff and platinum studs on a bone-white ceramic dish
Buying Guide

If Earrings Make Your Ears Itch, It Is Almost Always Nickel

Sore, itchy, weeping earlobes are rarely a diamond problem. They are a metal problem, and...
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