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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG803675180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG803675180

Diamond specifications and retailer prices

From €328 EUR
$365 USD
As of October 30, 2026
Save €2,628 EUR (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €2,956 EUR at Brilliant Earth · As of October 29, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803675180 or 803675180. Listed at 22 retailers as of October 29, 2026, with prices from €328 to €2,956, a €2,628 spread on the same certified stone. Brilliant Earth lists it at €2,956. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803675180
Dimensions7.84 × 7.77 × 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
7.84 mm7.77 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803675180
Side View
Table 57.0%Crown 35.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.6%

Caratlytics Score

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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 30
Current: €2,956 EUR|Low: €328 EUR|High: €2,956 EUR|Avg: €1,038 EUR
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 7€328 EUR
Retailer 4€512 EUR
Retailer 13€512 EUR
Retailer 10€590 EUR
Retailer 12€625 EUR
Retailer 2€648 EUR
Retailer 5€673 EUR
Retailer 9€822 EUR
Retailer 11€847 EUR
Retailer 16€1,066 EUR
Retailer 17€1,088 EUR
Retailer 8€1,209 EUR
Retailer 3€1,274 EUR
Retailer 6€1,435 EUR
Retailer 14€1,459 EUR
Retailer 15€2,314 EUR
Brilliant Earth€2,956 EUR

38 data points across 17 retailers

22 retailers€328 EUR to €2,956 EUR

Retailer 1
-
€293 EUR
$326 USD
Price last confirmed 20 days ago
A
Retailer 2
-
€328 EUR
$365 USD
View
Final sale: no returns
Retailer 3
-
€364 EUR
$405 USD
View
Price last confirmed 18 days ago
Retailer 4
-
€364 EUR
$405 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
€512 EUR
$570 USD
View
A
Retailer 6
-
€512 EUR
$570 USD
View
A
Retailer 7
-
€590 EUR
View
A
Retailer 8
-
€625 EUR
ZAR 11,234 ZAR
View
A
Retailer 9
-
€648 EUR
£568 GBP
View
A
Retailer 10
-
€673 EUR
$749 USD
View
A
Retailer 11
-
€822 EUR
$915 USD
View
A
Retailer 12
-
€847 EUR
A$1,451 AUD
View
B+
Retailer 13
-
€1,066 EUR
$1,187 USD
View
B+
Retailer 14
-
€1,088 EUR
$1,211 USD
View
Retailer 15
-
€1,169 EUR
$1,301 USD
View
Price last confirmed 22 days ago
B+
Retailer 16
-
€1,209 EUR
$1,345 USD
View
B+
Retailer 17
-
€1,274 EUR
$1,418 USD
View
B+
Retailer 18
-
€1,374 EUR
$1,529 USD
View
B+
Retailer 19
-
€1,435 EUR
$1,597 USD
View
B+
Retailer 20
-
€1,459 EUR
£1,279 GBP
View
B
Retailer 21
-
€2,314 EUR
$2,575 USD
View
Most Expensive
B
Brilliant Earth
20269441A · Oct 29
€2,956 EUR
$3,290 USD
View
21 more retailers have this diamond
Prices start from €328 EURSave up to €2,628 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
€328 EUR