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Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG627471751

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG627471751

Diamond specifications and retailer prices

From $1,148 CAD
£646 GBP
As of October 29, 2026
17 retailers carry this diamond
Most expensive: $2,253 CAD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG627471751 or 627471751. Listed at 17 retailers as of October 29, 2026. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG627471751
Dimensions7.27 × 5.20 × 3.25 mm
L/W Ratio1.40
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
7.27 mm5.20 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG627471751
Side View
Table 68.0%Crown 40.1°Girdle: THN-MEDPavilion 34.8°Culet: NoneDepth 62.5%

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 29
Current: $2,253 CAD|Low: $245 CAD|High: $2,253 CAD|Avg: $992 CAD
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
October 18, 2026
Retailer 3$245 CAD
Retailer 15$368 CAD
Retailer 16$511 CAD
Retailer 9$523 CAD
Retailer 2$591 CAD
Retailer 12$612 CAD
Retailer 10$752 CAD
Retailer 7$797 CAD
Retailer 4$1,208 CAD
Retailer 5$1,221 CAD
Retailer 11$1,418 CAD
Retailer 14$1,480 CAD
Retailer 6$1,568 CAD
Retailer 8$1,706 CAD
Retailer 13$2,099 CAD
Brilliant Earth$2,253 CAD

32 data points across 16 retailers

17 retailers

A
Retailer 1
-
$230 CAD
$164 USD
Price last confirmed 24 days ago
A
Retailer 2
-
$297 CAD
$212 USD
View
Price last confirmed 24 days ago
B+
Retailer 3
-
$368 CAD
$263 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$466 CAD
HK$2,600 HKD
View
Price last confirmed 55 days ago
A
Retailer 5
-
$511 CAD
ZAR 5,902 ZAR
View
Price last confirmed 16 days ago
A
Retailer 6
-
$523 CAD
£294 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$525 CAD
£295 GBP
View
Price last confirmed 15 days ago
A
Retailer 8
-
$591 CAD
$422 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$752 CAD
$537 USD
View
Price last confirmed 13 days ago
B+
Retailer 10
-
$1,148 CAD
£646 GBP
View
B+
Retailer 11
-
$1,208 CAD
$863 USD
View
Price last confirmed 14 days ago
B+
Retailer 12
-
$1,221 CAD
A$1,342 AUD
View
Price last confirmed 21 days ago
B+
Retailer 13
-
$1,418 CAD
£798 GBP
View
Price last confirmed 14 days ago
B
Retailer 14
-
$1,480 CAD
$1,058 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$1,568 CAD
$1,120 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$1,706 CAD
£960 GBP
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
14284057Y · Oct 1
$2,253 CAD
$1,610 USD
View
Price last confirmed 28 days ago
16 more retailers have this diamond
Prices start from $1,148 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 Radiant
$1,148 CAD