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Natural Diamonds Just Had Their Worst Month in a While

Natural diamond prices dropped 9.5% in the past month while lab-grown ticked up 5.6% this week. The best deals are hiding in fancy shapes, and cross-retailer comparison shopping can save you 20 to 65% on the same specs.

نُشر في 3 مايو 20267 دقيقة للقراءة
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الملخص الأسبوعي

Natural Prices Are Falling Fast and Nobody's Talking About It

Natural diamond prices dropped 6.4% this week, extending a 30 day slide to 9.5%. Lab-grown climbed 5.6%. Princess cuts are showing 100% to 260% price spreads across retailers, and one natural round is sitting 75% below median.

نُشر في 1 مايو 20266 دقيقة للقراءة
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Natural Diamonds Slid Another 6% This Week While Lab Grown Quietly Rallied

Natural diamond prices fell 6.4% this week while lab-grown climbed 5.6%. Lucy breaks down the biggest movers, a supply surge in rounds, cross-retailer savings of up to 97%, and five exceptional deals worth knowing about.

نُشر في 30 أبريل 20266 دقيقة للقراءة
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الملخص الأسبوعي

Natural Diamonds Slid Again While Lab-Grown Quietly Climbed

Natural diamond prices dropped 6.4% this week while lab-grown rose 5.6%, opening a 12 percentage point swing between the two markets. Supply surged across both segments, cross-retailer savings topped 100% on lab-grown marquise cuts, and our system flagged five exceptional value stones priced 52% to 76% below median.

نُشر في 27 أبريل 20266 دقيقة للقراءة
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The Ideal cut illusion: how 5.97 million round listings show 42 percent of IGI lab rounds carry an Ideal tier label that GIA does not issue

The diamond trade's standard buyer advice is to demand a Triple Excellent finish on a round brilliant: Excellent cut, Excellent polish, Excellent symmetry.

نُشر في 26 أبريل 202612 دقيقة للقراءة
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The round tax inverts in lab grown: how 921,467 matched-spec listings show round is the most expensive natural shape and the cheapest lab shape

The diamond trade has long described round brilliants as the most expensive shape per carat.

نُشر في 19 أبريل 20269 دقيقة للقراءة
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دليل

How to Verify Any Diamond Certificate Online for Free

Every major diamond lab offers free online certificate verification. GIA, IGI, and HRD all maintain public tools that return a stone's grading data in seconds. Skipping this step means trusting the retailer's listing on faith alone.

نُشر في 12 أبريل 20266 دقيقة للقراءة
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The carat cliff: 0.99ct diamonds are 166 times rarer than 1.00ct in 2 million round listings, and the gap explains why your jeweller never offered you a 0.97

The diamond trade has long known that cutters round to magic-number weights at 0.90, 0.95, 1.00, 1.50, and 2.00ct.

نُشر في 5 أبريل 202610 دقيقة للقراءة
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Why Some Jewellers Hide Certificate Numbers, and How to Find Them Anyway

When a jeweller hides a diamond's certificate number, they're hiding your ability to comparison shop. Our cross-retailer data shows the same certified stone can vary by 20% to 70% depending on where you buy it. That spread represents thousands of dollars on an average purchase.

نُشر في 5 أبريل 20266 دقيقة للقراءة
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Decode HRD and AGS Certificate Numbers, the Less Common Labs

HRD and AGS certificate numbers follow patterns that most diamond buyers never learn, until a confusing listing forces the issue. Our decoder handles both labs, including the tricky cases where an eight digit number could be an HRD cert or a retailer SKU.

نُشر في 29 مارس 20266 دقيقة للقراءة
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GIA does not grade cut on fancy shapes: what 2.8 million reports reveal about the industry's invisible convention

GIA assigns an overall cut grade to one shape only.

نُشر في 22 مارس 20268 دقيقة للقراءة
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دليل

Decode an IGI Certificate Number, the Lab-Grown Specific Guide

IGI grades more lab-grown diamonds than any other lab, but inconsistent report number formatting and high production volume make cert decoding trickier than you'd expect. We walk through the nine digit format, the disappearing LG prefix, and a worked example narrowing a 2ct E VVS2 oval to a single match.

نُشر في 22 مارس 20266 دقيقة للقراءة
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