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Round|Lab Grown|IGI

1.01ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG818658551

Shape and cutting style on the report: Round brilliant

Certificate IGI LG818658551

Diamond specifications and retailer prices

From $358 CAD
$256 USD
As of October 28, 2026
Save $1,643 CAD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,001 CAD 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 LG818658551 or 818658551. Listed at 19 retailers as of October 28, 2026, with prices from $358 to $2,001, a $1,643 spread on the same certified stone. Brilliant Earth lists it at $2,001. 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
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818658551
Dimensions6.45 × 6.48 × 3.91 mm
L/W Ratio1.00
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
6.45 mm6.48 mm1.01 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818658551
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.5%

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 28
Current: $747 CAD|Low: $358 CAD|High: $1,889 CAD|Avg: $990 CAD|-4.8%
Retailer 1
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 29, 2026
Retailer 2$358 CAD
Retailer 5$417 CAD
Retailer 10$563 CAD
Retailer 9$647 CAD
Retailer 7$666 CAD
Retailer 14$673 CAD
Retailer 13$685 CAD
Retailer 1$747 CAD
Retailer 3$866 CAD
Retailer 11$1,286 CAD
Retailer 4$1,355 CAD
Retailer 6$1,400 CAD
Retailer 8$1,605 CAD
Retailer 12$1,803 CAD

28 data points across 14 retailers

19 retailers$358 CAD to $2,001 CAD

A
Retailer 1
-
$336 CAD
$240 USD
Price last confirmed 19 days ago
A
Retailer 2
-
$358 CAD
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$390 CAD
$279 USD
View
Price last confirmed 20 days ago
A
Retailer 4
-
$417 CAD
$298 USD
View
A
Retailer 5
-
$417 CAD
$298 USD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$563 CAD
$402 USD
View
A
Retailer 7
-
$647 CAD
£364 GBP
View
A
Retailer 8
-
$666 CAD
€453 EUR
View
A
Retailer 9
-
$673 CAD
$481 USD
View
A
Retailer 10
-
$685 CAD
ZAR 7,904 ZAR
View
A
Retailer 11
-
$747 CAD
£420 GBP
View
B+
Retailer 12
-
$866 CAD
$619 USD
View
B
Retailer 13
-
$1,286 CAD
$919 USD
View
B+
Retailer 14
-
$1,339 CAD
$957 USD
View
Price last confirmed 26 days ago
B+
Retailer 15
-
$1,355 CAD
$968 USD
View
B+
Retailer 16
-
$1,400 CAD
$1,000 USD
View
B+
Retailer 17
-
$1,605 CAD
£903 GBP
View
B
Retailer 18
-
$1,803 CAD
$1,288 USD
View
Most Expensive
B
Brilliant Earth
21694463A · Oct 29
$2,001 CAD
$1,430 USD
View
18 more retailers have this diamond
Prices start from $358 CADSave up to $1,643 CAD

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
$358 CAD