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Radiant|Lab Grown|IGI

1.00ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG668427826

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

Certificate IGI LG668427826

Diamond specifications and retailer prices

From $342 CAD
$244 USD
As of October 27, 2026
Save $2,934 CAD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,275 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 LG668427826 or 668427826. Listed at 22 retailers as of October 27, 2026, with prices from $342 to $3,275, a $2,934 spread on the same certified stone. Do Amore Diamonds lists it at $3,275. 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 angle43.3°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668427826
Dimensions7.09 × 4.88 × 3.28 mm
L/W Ratio1.45
Culet sizePointed
Top View
7.09 mm4.88 mm1.00 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668427826
Side View
Table 66.0%Crown 43.3°Girdle: MediumPavilion 34.3°Culet: NoneDepth 67.2%

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 27
Current: $1,138 CAD|Low: $328 CAD|High: $2,743 CAD|Avg: $909 CAD|+0.2%
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
Retailer 15
Retailer 16
October 28, 2026
Retailer 3$342 CAD
Retailer 5$382 CAD
Retailer 2$396 CAD
Retailer 14$424 CAD
Retailer 16$424 CAD
Retailer 13$497 CAD
Retailer 7$568 CAD
Retailer 8$620 CAD
Retailer 9$804 CAD
Retailer 10$817 CAD
Retailer 1$1,138 CAD
Retailer 6$1,301 CAD
Retailer 15$1,367 CAD
Retailer 4$1,503 CAD
Retailer 11$1,884 CAD
Retailer 12$2,659 CAD

42 data points across 16 retailers

22 retailers$342 CAD to $3,275 CAD

A
Cheapest Retailer
-
$342 CAD
$244 USD
A
Retailer 2
-
$382 CAD
$273 USD
View
Final sale: no returns
A
Retailer 3
-
$396 CAD
$283 USD
View
A
Retailer 4
-
$424 CAD
$303 USD
View
A
Retailer 5
-
$424 CAD
$303 USD
View
A
Retailer 6
-
$497 CAD
£280 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$568 CAD
$406 USD
View
A
Retailer 8
-
$616 CAD
$440 USD
View
A
Retailer 9
-
$620 CAD
$443 USD
View
A
Retailer 10
-
$804 CAD
ZAR 9,278 ZAR
View
A
Retailer 11
-
$817 CAD
£459 GBP
View
B+
Retailer 12
-
$1,138 CAD
A$1,251 AUD
View
B+
Retailer 13
-
$1,301 CAD
A$1,430 AUD
View
B+
Retailer 14
-
$1,367 CAD
$977 USD
View
B+
Retailer 15
-
$1,503 CAD
$1,074 USD
View
B
Retailer 16
-
$1,597 CAD
£899 GBP
View
B
Retailer 17
-
$1,739 CAD
$1,242 USD
View
B
Retailer 18
-
$1,813 CAD
£1,020 GBP
View
B
Retailer 19
-
$1,866 CAD
$1,333 USD
View
B
Retailer 20
-
$1,884 CAD
£1,060 GBP
View
Price last confirmed 10 days ago
B
Retailer 21
-
$2,659 CAD
$1,900 USD
View
Most Expensive
B
Do Amore Diamonds
27-761D7E9D0 · Oct 29
$3,275 CAD
$2,340 USD
View
21 more retailers have this diamond
Prices start from $342 CADSave up to $2,934 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
$342 CAD