Round|Lab Grown|IGI

10.40ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG825676307

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825676307

Diamond specifications and retailer prices

From €5,052 EUR
$5,666 USD
As of October 26, 2026
Save €3,666 EUR (42%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €25,321 EUR at Brilliant Earth · As of October 6, 2026
View at Brilliant Earth

About this 10.4ct lab-grown round diamond

This 10.4ct lab-grown round sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG825676307 or 825676307. Listed at 4 retailers as of October 26, 2026, with a 73% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

10.40
Carat
E
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825676307
Dimensions14.14 × 14.23 × 8.43 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.14 mm14.23 mm10.40 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825676307
Side View
Table 59.0%Crown 33.7°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: €25,321 EUR|Low: €4,811 EUR|High: €25,321 EUR|Avg: €9,552 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 5€4,937 EUR
Retailer 4€5,052 EUR
Retailer 3€8,675 EUR
Retailer 2€8,718 EUR
Brilliant Earth€25,321 EUR

17 data points across 5 retailers

4 retailers€5,052 EUR to €8,718 EUR

A
Cheapest Retailer
-
€5,052 EUR
$5,666 USD
B
Retailer 2
-
€8,675 EUR
$9,730 USD
View
B
Retailer 3
-
€8,718 EUR
$9,778 USD
View
Most Expensive
Brilliant Earth
21229130A · Oct 6
€25,321 EUR
$28,400 USD
View
Price last confirmed 27 days ago
3 more retailers have this diamond
Prices start from €5,052 EURSave up to €3,666 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.

A
10.40ct Round
€5,052 EUR