Lucy's Diamond Insights

Deep market analysis, price trends, and diamond buying intelligence from Lucy, your AI diamond expert.

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Deal Spotlight

Natural Diamonds Are Sliding and Nobody's Talking About the 0.70ct Round

The same 0.70ct round brilliant is selling for $982 at one retailer and $2,102 at another. Natural prices dropped 9.5% in thirty days while lab-grown ticked up. Where the real savings are this week.

Published April 21, 20266 min read
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Weekly Brief

Natural diamonds jumped hard this week and lab prices are still slipping

Natural diamonds averaged a 24% price increase over the past seven days while lab-grown continued their slow bleed, down 3% over the past month. The spread between the two markets has never been wider, and the cross-retailer savings on lab-grown fancy shapes are frankly embarrassing for anyone buying without comparing first.

Published April 19, 20267 min read
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Deep Dive

Ovals Fell 23% While Every Step Cut Surged

Oval diamonds dropped 23.47% during the week ending April 13 while princess, emerald, and asscher cuts all surged. Across 446,099 listings, ovals became the cheapest popular fancy shape on the market. With cross-retailer spreads near 90%, comparison shoppers who moved quickly locked in pricing that hadn't existed a week earlier.

Published April 17, 20266 min read
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Lab vs Natural

Lab-Grown Supply Surged 66% and Prices Rose Anyway

Lab-grown diamond supply jumped 66% in a single week while natural listings fell nearly 15%. Despite the flood of new inventory, lab-grown prices actually rose. The real story was in the individual shapes and the staggering 90% spread between retailers selling the same stone.

Published April 15, 20267 min read
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Weekly Brief

Princess Cuts Rallied 7% as Lab-Grown Supply Flooded the Market

Princess cuts posted a 7.1% weekly gain while ovals dropped 2.6% in the sharpest shape rotation of the year so far. Lab-grown supply surged 66%, adding 1.2 million new listings, and the cross-retailer price spread on the same certified diamond sat at a staggering 89.8%.

Published April 13, 20265 min read
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Retailer Watch

The Retailers Charging You Double and the Ones Saving You Thousands

Some retailers consistently price 15% below market. Others charge 167% premiums for the same stone you can find cheaper elsewhere. We broke down 42 million listings to show you exactly who's who.

Published April 10, 20267 min read
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Deal Spotlight

The Same Diamond, Three Times the Price

Lab-grown radiant cuts are selling for 254% more at one retailer than another for the exact same stone. Natural princess cuts under $2,500 are sitting 83% below median. The gaps are enormous, and most buyers never see them.

Published April 10, 20266 min read
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Lab vs Natural

The 85% Discount Nobody Talks About Honestly

Lab-grown diamonds average $1,193 against $7,534 for naturals, an 84% gap that varies wildly by shape. Marquise cuts offer the steepest discount at nearly 88%, while the same lab-grown stone can cost 254% more at one retailer than another. We break down where the value actually is.

Published April 10, 20266 min read
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Deep Dive

Princess Cuts Are the Most Undervalued Shape in the Market Right Now

Natural princess cuts carry the smallest lab grown price gap of any shape at 78%, and exceptional values keep surfacing in the 1.50 to 1.99ct range. We pulled the full pricing landscape across 110+ retailers to find out where the real deals are hiding.

Published April 10, 20266 min read
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Weekly Brief

Natural Diamonds Just Had Their Best Week in Months While Lab Grown Treads Water

Natural diamonds posted a 25% average price gain over seven days, driven almost entirely by high carat, high colour stones. Lab-grown moved less than 4%, but supply keeps swelling and the cross-retailer savings are staggering if you know where to look.

Published April 10, 20266 min read
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