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Round|Lab Grown|IGI

5.40ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG811634439

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811634439

Diamond specifications and retailer prices

From €8,705 EUR
$9,725 USD
As of October 26, 2026
Save €36,314 EUR (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €45,019 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 5.4ct lab-grown round diamond

This 5.4ct lab-grown round sits in the over five carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634439 or 811634439. Listed at 10 retailers as of October 26, 2026, with prices from €8,705 to €45,019, a €36,314 spread on the same certified stone. With Clarity lists it at €45,019. 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

5.40
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634439
Dimensions11.23 × 11.29 × 6.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
11.23 mm11.29 mm5.40 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634439
Side View
Table 58.0%Crown 34.7°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

Caratlytics Score

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

Price History

Last verified: Oct 26
Current: €10,228 EUR|Low: €8,123 EUR|High: €45,982 EUR|Avg: €16,448 EUR|+2.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
With Clarity
November 1, 2026
Retailer 8€8,705 EUR
Retailer 5€8,866 EUR
Retailer 6€9,051 EUR
Retailer 1€10,228 EUR
Retailer 9€10,371 EUR
Retailer 3€13,905 EUR
Retailer 2€14,457 EUR
Retailer 4€15,542 EUR
Retailer 10€22,862 EUR
Retailer 7€27,050 EUR
With Clarity€45,982 EUR

42 data points across 11 retailers

10 retailers€8,705 EUR to €45,019 EUR

A
Cheapest Retailer
-
€8,705 EUR
$9,725 USD
Retailer 2
-
€8,866 EUR
$9,905 USD
View
Price last confirmed 27 days ago
A
Retailer 3
-
€9,051 EUR
HK$79,000 HKD
View
A
Retailer 4
-
€10,228 EUR
£8,998 GBP
View
A
Retailer 5
-
€10,371 EUR
$11,586 USD
View
A
Retailer 6
-
€13,905 EUR
View
B+
Retailer 7
-
€15,542 EUR
£13,672 GBP
View
B+
Retailer 8
-
€22,862 EUR
$25,542 USD
View
B
Retailer 9
-
€27,050 EUR
$30,221 USD
View
Most Expensive
B
With Clarity
811634439 · Oct 31
€45,019 EUR
$50,295 USD
View
9 more retailers have this diamond
Prices start from €8,705 EURSave up to €36,314 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
5.40ct Round
€8,705 EUR