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The Carbonstone Journal

Articles — Page 3

Blog What Does a Three Stone Engagement Ring Mean? Past, Present, Future A three stone ring's diamonds traditionally mean past, present and future. We stock 5 designs, and cover which… 8 min read Blog How Big Can Lab-Grown Diamonds Get? 3-5 Carat Sizes and Prices Lab-grown diamonds can be grown well past 5ct. Genuine 3-5ct centre stones are available, and per-carat cost climbs… 7 min read Blog Is 18ct Gold Good for a Wedding Ring? Durability and Price Yes, 18ct gold is a good wedding ring metal. At 75% pure gold it stands up to daily… 7 min read Blog Does GIA Grade Lab-Grown Diamonds? IGI vs GIA on Your Certificate Yes. GIA has examined lab-grown diamonds since 2007, but from October 2025 it classes them Premium or Standard,… 8 min read Blog How to Get a Stuck Wedding Ring Off Your Finger A stuck wedding ring usually comes off with cold water, elevation and washing-up liquid. The floss trick, when… 9 min read Blog Are Pear Shaped Diamonds Still Popular? What Our Stock Shows Yes. Pear is the second most stocked shape we make, at 11 rings behind round. No public figure… 7 min read Blog What Is an I Colour Diamond, and Is It Too Yellow? An I colour diamond sits third in the near-colourless band, below H and above J. In yellow gold… 8 min read Blog Are Lab-Grown Diamonds Conflict-Free? What That Claim Covers Yes, no mine is involved, so a lab-grown diamond cannot be a blood diamond. But conflict-free is not… 8 min read Diamond Education Diamond Shapes and Cuts: The Complete Guide Shape is the outline, cut is the quality. Every diamond shape compared, what we stock, and how to… 12 min read Buying Guides Diamond Colour Grades Explained: The Full D-Z Scale Diamond colour runs D to Z, colourless to tinted. The full scale, what each grade looks like, fluorescence… 12 min read Buying Guides What Is a Promise Ring? The Complete Guide A promise ring marks a serious commitment that is not an engagement. Meaning, which finger, cost, metals and… 12 min read Blog Is a J Colour Diamond Too Yellow? A J colour diamond is not too yellow for most rings. Where J sits on the D-Z scale,… 8 min read Blog What Colour Is a Diamond’s Streak? A diamond's streak is white, or colourless. Why the streak test cannot be done on diamond, and which… 8 min read

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