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Heart|Natural|IGI

10.09ct J SI1 Heart Natural Diamond

VG • J/SI1 • IGI 782633273

Shape and cutting style on the report: Heart brilliant

Certificate IGI 782633273

Diamond specifications and retailer prices

From €103,238 EUR
₹10,984,553 INR
As of November 1, 2026
Save €16,485 EUR (14%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €119,723 EUR at B2C Jewels · As of October 31, 2026
View at B2C Jewels

About this 10.09ct natural heart diamond

This 10.09ct natural heart sits in the over five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 782633273. Listed at 3 retailers as of October 31, 2026, with prices from €103,238 to €119,723, a €16,485 spread on the same certified stone. B2C Jewels lists it at €119,723. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

10.09
Carat
J
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle41.3°
OriginNatural
Grading LabIGI
CertificateIGI 782633273
Dimensions12.72 × 14.84 × 8.90 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizePointed
Top View
12.72 mm14.84 mm10.09 ctJ / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 782633273
Side View
Table 54.0%Crown 39°Girdle: STK-VTKPavilion 41.3°Culet: NoneDepth 60.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: €119,723 EUR|Low: €102,996 EUR|High: €119,723 EUR|Avg: €113,701 EUR|+0.9%
B2C Jewels
Retailer 2
Retailer 3
November 1, 2026
Retailer 2€103,238 EUR
Retailer 3€118,126 EUR
B2C Jewels€119,723 EUR

38 data points across 3 retailers

3 retailers€103,238 EUR to €119,723 EUR

B+
Cheapest Retailer
-
€103,238 EUR
₹10,984,553 INR
Retailer 2
-
€118,126 EUR
£103,914 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
B2C Jewels
36796351 · Oct 31
€119,723 EUR
$133,755 USD
View
2 more retailers have this diamond
Prices start from €103,238 EURSave up to €16,485 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
10.09ct Heart
€103,238 EUR