Round|Lab Grown|IGI

1.01ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818661919

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818661919

Diamond specifications and retailer prices

From €221 EUR
$246 USD
As of October 30, 2026
Save €1,064 EUR (83%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,285 EUR at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown round diamond

This 1.01ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG818661919 or 818661919. Listed at 23 retailers as of October 29, 2026, with prices from €221 to €1,285, a €1,064 spread on the same certified stone. Brilliant Earth lists it at €1,285. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661919
Dimensions6.47 × 6.43 × 3.94 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
6.47 mm6.43 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661919
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

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: €1,285 EUR|Low: €172 EUR|High: €1,285 EUR|Avg: €610 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
October 30, 2026
Retailer 14€221 EUR
Retailer 6€268 EUR
Retailer 9€346 EUR
Retailer 2€398 EUR
Retailer 8€414 EUR
Retailer 12€423 EUR
Retailer 13€429 EUR
Retailer 7€457 EUR
Retailer 3€532 EUR
Retailer 10€794 EUR
Retailer 5€839 EUR
Retailer 4€988 EUR
Retailer 11€1,132 EUR
Brilliant Earth€1,285 EUR

37 data points across 14 retailers

23 retailers€221 EUR to €1,285 EUR

Retailer 1
-
€207 EUR
$230 USD
Price last confirmed 19 days ago
Retailer 2
-
€216 EUR
$240 USD
View
Price last confirmed 38 days ago
A
Retailer 3
-
€221 EUR
$246 USD
View
Final sale: no returns
Retailer 4
-
€239 EUR
$266 USD
View
Price last confirmed 21 days ago
Retailer 5
-
€251 EUR
$279 USD
View
Price last confirmed 42 days ago
Retailer 6
-
€256 EUR
$285 USD
View
Price last confirmed 18 days ago
Retailer 7
-
€256 EUR
$285 USD
View
Price last confirmed 27 days ago
Retailer 8
-
€264 EUR
$294 USD
View
Price last confirmed 35 days ago
Retailer 9
-
€266 EUR
$296 USD
View
Price last confirmed 48 days ago
A
Retailer 10
-
€346 EUR
$385 USD
View
A
Retailer 11
-
€398 EUR
£349 GBP
View
A
Retailer 12
-
€414 EUR
View
A
Retailer 13
-
€423 EUR
ZAR 7,603 ZAR
View
A
Retailer 14
-
€429 EUR
$478 USD
View
A
Retailer 15
-
€457 EUR
£400 GBP
View
B+
Retailer 16
-
€532 EUR
$592 USD
View
B
Retailer 17
-
€794 EUR
$884 USD
View
Retailer 18
-
€822 EUR
$915 USD
View
Price last confirmed 30 days ago
B+
Retailer 19
-
€839 EUR
$933 USD
View
Retailer 20
-
€860 EUR
$957 USD
View
Price last confirmed 33 days ago
B
Retailer 21
-
€988 EUR
£866 GBP
View
B
Retailer 22
-
€1,132 EUR
$1,260 USD
View
Most Expensive
B
Brilliant Earth
21241518A · Oct 29
€1,285 EUR
$1,430 USD
View
22 more retailers have this diamond
Prices start from €221 EURSave up to €1,064 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
1.01ct Round
€221 EUR