Diamond Market Insights

As of October 2026, Carat Hunter tracks 25,848,726 diamonds across 100+ retailers worldwide. Average prices have moved +0.0% over the past 30 days, with supply changing +4.7%.

Last updated: October 2026

Flagship tools

Market Pulse

Weekly, monthly and quarterly snapshots of the diamond market by Lucy Skye. Inventory, pricing and the Lucy Market Index over time.

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Lucy's Diamond Insights

Deep market analysis, price trends, and buying intelligence from Lucy, our resident diamond market analyst.

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Price Estimator

Enter a shape, carat, color and clarity to get a peer-median price and confidence range from current listings.

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Diamonds Tracked
25,848,726
Active Listings
44,315,607
retailers
127
30d Price Trend
+0.0%

Market by Origin

Lab Grown
27.4M (62.8%)
Natural
16.2M (37.2%)
43.5M total

Average Price per Carat

Natural
$5,877 USD
Lab Grown
$755 USD
Natural costs 7.8x more per carat

Top Shapes by Origin

Lab Grown Diamonds

27,362,781 diamonds
Avg price/ct: $755 USD

Natural Diamonds

16,187,100 diamonds
Avg price/ct: $5,877 USD

Inventory by Carat Range

Diamond Distribution by Shape

Most Popular Shapes

Round
10,014,064 diamonds
Oval
3,833,991 diamonds
Pear
2,541,770 diamonds
Emerald
2,277,874 diamonds
Marquise
1,596,785 diamonds
Cushion
1,590,313 diamonds
Radiant
1,536,658 diamonds
Princess
1,084,857 diamonds
Heart
770,387 diamonds
Asscher
396,132 diamonds

Go Deeper

Market Pulse

Weekly, monthly and quarterly snapshots of the diamond market by Lucy Skye. Inventory, pricing and the Lucy Market Index over time.

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Diamond market analysis

Editorial analysis backed by our index of certified diamonds across 100+ retailers. Each piece discloses sample size, methodology and limitations.

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Market Intelligence

Market data: price trends, supply shifts, and best value categories across the diamond market.

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Price Trends

30-day and 90-day movements in average price per carat across shapes, carats, and origins.

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Lab-Grown vs Natural

Compare pricing between lab-grown and natural diamonds by shape, carat, and category.

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Best Value

Categories where diamonds are trading below the long-run market median. Where to shop right now.

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Cross-Retailer Analysis

The same certified stone listed at multiple retailers, with the full price spread and where it's cheapest.

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Where to Buy by Spec

Every retailer currently stocking each shape, carat, colour, clarity, and origin combination. Thousands of spec pages, updated daily.

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Compare Retailers

Side-by-side comparisons of every major retailer pair with non-zero inventory overlap. Facts only, no per-retailer pricing claims.

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Diamond Comparisons

Side-by-side comparisons of shapes, colours, clarities, and certifications backed by real data.

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Fancy Colour Diamonds

Market data for pink, yellow, blue, green, and rare fancy colour diamonds.

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Buying Guides by Budget

Find the best diamonds at every price point, from under $1,000 to $50,000+.

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Lucy's Diamond Insights

Deep market analysis, price trends, and buying intelligence from Lucy, our resident diamond market analyst.

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