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Round|Lab Grown|IGI

1.81ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG757532935

Shape and cutting style on the report: Round brilliant

Certificate IGI LG757532935

Diamond specifications and retailer prices

From €509 EUR
$569 USD
As of November 1, 2026
Save €3,966 EUR (89%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €4,475 EUR at Brilliant Earth · As of October 31, 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 LG757532935 or 757532935. Listed at 23 retailers as of October 31, 2026, with prices from €509 to €4,475, a €3,966 spread on the same certified stone. Brilliant Earth lists it at €4,475. 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
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757532935
Dimensions7.87 × 7.91 × 4.78 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.87 mm7.91 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757532935
Side View
Table 56.0%Crown 33.1°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

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: Nov 1
Current: €4,475 EUR|Low: €509 EUR|High: €4,475 EUR|Avg: €1,499 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
November 1, 2026
Retailer 5€509 EUR
Retailer 6€631 EUR
Retailer 14€752 EUR
Retailer 15€846 EUR
Retailer 12€906 EUR
Retailer 8€949 EUR
Retailer 10€960 EUR
Retailer 9€983 EUR
Retailer 13€1,085 EUR
Retailer 11€1,471 EUR
Retailer 3€1,567 EUR
Retailer 4€1,912 EUR
Retailer 7€2,122 EUR
Retailer 2€2,742 EUR
Brilliant Earth€4,475 EUR

31 data points across 15 retailers

23 retailers€509 EUR to €4,475 EUR

A
Cheapest Retailer
-
€509 EUR
$569 USD
A
Retailer 2
-
€570 EUR
$637 USD
View
A
Retailer 3
-
€570 EUR
$637 USD
View
Final sale: no returns
Retailer 4
-
€631 EUR
$705 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€631 EUR
$705 USD
View
A
Retailer 6
-
€752 EUR
$840 USD
View
A
Retailer 7
-
€833 EUR
$931 USD
View
A
Retailer 8
-
€846 EUR
$945 USD
View
A
Retailer 9
-
€906 EUR
A$1,558 AUD
View
A
Retailer 10
-
€949 EUR
£835 GBP
View
A
Retailer 11
-
€960 EUR
View
A
Retailer 12
-
€983 EUR
£865 GBP
View
A
Retailer 13
-
€1,085 EUR
ZAR 19,588 ZAR
View
B+
Retailer 14
-
€1,158 EUR
$1,294 USD
View
B+
Retailer 15
-
€1,471 EUR
A$2,528 AUD
View
B+
Retailer 16
-
€1,567 EUR
$1,751 USD
View
B+
Retailer 17
-
€1,661 EUR
$1,856 USD
View
Retailer 18
-
€1,709 EUR
A$2,937 AUD
View
Price last confirmed 33 days ago
B+
Retailer 19
-
€1,912 EUR
$2,136 USD
View
B
Retailer 20
-
€2,046 EUR
$2,286 USD
View
B
Retailer 21
-
€2,122 EUR
$2,371 USD
View
B
Retailer 22
-
€2,742 EUR
£2,412 GBP
View
Most Expensive
B
Brilliant Earth
17197538A · Oct 31
€4,475 EUR
$5,000 USD
View
22 more retailers have this diamond
Prices start from €509 EURSave up to €3,966 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
€509 EUR