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Round|Lab Grown|IGI

1.00ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG840634995

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840634995

Diamond specifications and retailer prices

From $303 CAD
$217 USD
As of October 29, 2026
Save $2,220 CAD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,523 CAD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 1ct lab-grown round diamond

This 1ct 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 LG840634995 or 840634995. Listed at 21 retailers as of October 29, 2026, with prices from $303 to $2,523, a $2,220 spread on the same certified stone. Helzberg Diamonds lists it at $2,523. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
E
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840634995
Dimensions6.39 × 6.44 × 3.92 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
6.39 mm6.44 mm1.00 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840634995
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.1%

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 29
Current: $2,523 CAD|Low: $303 CAD|High: $2,523 CAD|Avg: $955 CAD
Helzberg Diamonds
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 31, 2026
Retailer 6$303 CAD
Retailer 3$339 CAD
Retailer 20$352 CAD
Retailer 11$376 CAD
Retailer 18$376 CAD
Retailer 15$609 CAD
Retailer 16$635 CAD
Retailer 4$645 CAD
Retailer 17$647 CAD
Retailer 7$655 CAD
Retailer 2$697 CAD
Retailer 10$703 CAD
Retailer 9$1,022 CAD
Retailer 12$1,210 CAD
Retailer 5$1,214 CAD
Retailer 8$1,284 CAD
Retailer 21$1,299 CAD
Retailer 14$1,383 CAD
Retailer 19$1,510 CAD
Retailer 13$1,732 CAD
Helzberg Diamonds$2,523 CAD

13 data points across 21 retailers

21 retailers$303 CAD to $2,523 CAD

A
Cheapest Retailer
-
$303 CAD
$217 USD
A
Retailer 2
-
$339 CAD
$243 USD
View
Final sale: no returns
A
Retailer 3
-
$352 CAD
$252 USD
View
A
Retailer 4
-
$376 CAD
$269 USD
View
A
Retailer 5
-
$376 CAD
$269 USD
View
A
Retailer 6
-
$609 CAD
£343 GBP
View
A
Retailer 7
-
$635 CAD
€433 EUR
View
A
Retailer 8
-
$645 CAD
$462 USD
View
A
Retailer 9
-
$647 CAD
ZAR 7,477 ZAR
View
A
Retailer 10
-
$655 CAD
$469 USD
View
A
Retailer 11
-
$697 CAD
£393 GBP
View
A
Retailer 12
-
$703 CAD
$503 USD
View
B+
Retailer 13
-
$1,022 CAD
SGD 989 SGD
View
B+
Retailer 14
-
$1,210 CAD
$866 USD
View
B+
Retailer 15
-
$1,214 CAD
$869 USD
View
B+
Retailer 16
-
$1,284 CAD
$919 USD
View
B+
Retailer 17
-
$1,299 CAD
$930 USD
View
B
Retailer 18
-
$1,383 CAD
$990 USD
View
B
Retailer 19
-
$1,510 CAD
£851 GBP
View
B
Retailer 20
-
$1,732 CAD
$1,240 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKGMJKPPL · Oct 30
$2,523 CAD
$1,806 USD
View
20 more retailers have this diamond
Prices start from $303 CADSave up to $2,220 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
1.00ct Round
$303 CAD