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Round|Lab Grown|IGI

1.81ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG840634392

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634392

Diamond specifications and retailer prices

From €422 EUR
$471 USD
As of October 29, 2026
Save €2,613 EUR (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €3,034 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.81ct lab-grown round diamond

This 1.81ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840634392 or 840634392. Listed at 21 retailers as of October 29, 2026, with prices from €422 to €3,034, a €2,613 spread on the same certified stone. Brilliant Earth lists it at €3,034. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634392
Dimensions7.82 × 7.87 × 4.81 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
7.82 mm7.87 mm1.81 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634392
Side View
Table 56.0%Crown 34°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 61.2%

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 29
Current: €3,034 EUR|Low: €422 EUR|High: €3,580 EUR|Avg: €1,309 EUR|-15.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 21
October 30, 2026
Retailer 7€422 EUR
Retailer 21€472 EUR
Retailer 8€488 EUR
Retailer 12€523 EUR
Retailer 5€649 EUR
Retailer 13€671 EUR
Retailer 10€744 EUR
Retailer 4€815 EUR
Retailer 15€864 EUR
Retailer 16€867 EUR
Retailer 17€898 EUR
Retailer 2€1,212 EUR
Retailer 6€1,234 EUR
Retailer 14€1,679 EUR
Retailer 11€1,706 EUR
Retailer 9€1,796 EUR
Retailer 20€1,825 EUR
Retailer 3€1,864 EUR
Retailer 18€1,921 EUR
Retailer 19€2,931 EUR
Brilliant Earth€3,034 EUR

12 data points across 21 retailers

21 retailers€422 EUR to €3,034 EUR

A
Cheapest Retailer
-
€422 EUR
$471 USD
A
Retailer 2
-
€472 EUR
$527 USD
View
A
Retailer 3
-
€488 EUR
$545 USD
View
Final sale: no returns
A
Retailer 4
-
€523 EUR
$584 USD
View
A
Retailer 5
-
€649 EUR
$725 USD
View
A
Retailer 6
-
€671 EUR
£590 GBP
View
A
Retailer 7
-
€744 EUR
$831 USD
View
A
Retailer 8
-
€815 EUR
$911 USD
View
A
Retailer 9
-
€864 EUR
£760 GBP
View
A
Retailer 10
-
€867 EUR
View
A
Retailer 11
-
€898 EUR
ZAR 16,201 ZAR
View
B+
Retailer 12
-
€1,212 EUR
$1,354 USD
View
B+
Retailer 13
-
€1,234 EUR
$1,379 USD
View
B+
Retailer 14
-
€1,679 EUR
$1,876 USD
View
B+
Retailer 15
-
€1,706 EUR
$1,906 USD
View
B+
Retailer 16
-
€1,796 EUR
SGD 2,711 SGD
View
B+
Retailer 17
-
€1,825 EUR
$2,039 USD
View
B+
Retailer 18
-
€1,864 EUR
$2,082 USD
View
B+
Retailer 19
-
€1,921 EUR
£1,690 GBP
View
B
Retailer 20
-
€2,931 EUR
$3,275 USD
View
Most Expensive
B
Brilliant Earth
22192244A · Oct 30
€3,034 EUR
$3,390 USD
View
20 more retailers have this diamond
Prices start from €422 EURSave up to €2,613 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
1.81ct Round
€422 EUR