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Round|Lab Grown|IGI

1.23ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG642428460

Shape and cutting style on the report: Round brilliant

Certificate IGI LG642428460

Diamond specifications and retailer prices

From $330 CAD
$236 USD
As of October 29, 2026
Save $2,827 CAD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,157 CAD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round 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 LG642428460 or 642428460. Listed at 22 retailers as of October 29, 2026, with prices from $330 to $3,157, a $2,827 spread on the same certified stone. Do Amore Diamonds lists it at $3,157. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG642428460
Dimensions6.90 × 6.87 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.90 mm6.87 mm1.23 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG642428460
Side View
Table 56.0%Crown 34.5°Girdle: MediumPavilion 40.5°Culet: NoneDepth 61.3%

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: $729 CAD|Low: $316 CAD|High: $1,826 CAD|Avg: $868 CAD|-1.1%
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
October 30, 2026
Retailer 15$330 CAD
Retailer 5$367 CAD
Retailer 2$381 CAD
Retailer 3$408 CAD
Retailer 13$408 CAD
Retailer 1$729 CAD
Retailer 12$774 CAD
Retailer 8$859 CAD
Retailer 7$870 CAD
Retailer 11$1,097 CAD
Retailer 6$1,143 CAD
Retailer 10$1,338 CAD
Retailer 14$1,449 CAD
Retailer 4$1,669 CAD
Retailer 9$1,815 CAD

29 data points across 15 retailers

22 retailers$330 CAD to $3,157 CAD

A
Cheapest Retailer
-
$330 CAD
$236 USD
A
Retailer 2
-
$367 CAD
$263 USD
View
Final sale: no returns
A
Retailer 3
-
$381 CAD
$273 USD
View
A
Retailer 4
-
$408 CAD
$292 USD
View
A
Retailer 5
-
$408 CAD
$292 USD
View
A
Retailer 6
-
$548 CAD
$392 USD
View
Retailer 7
-
$590 CAD
HK$3,300 HKD
View
Price last confirmed 57 days ago
A
Retailer 8
-
$729 CAD
£411 GBP
View
A
Retailer 9
-
$731 CAD
$523 USD
View
A
Retailer 10
-
$743 CAD
$532 USD
View
A
Retailer 11
-
$774 CAD
ZAR 8,953 ZAR
View
A
Retailer 12
-
$859 CAD
£484 GBP
View
A
Retailer 13
-
$870 CAD
A$958 AUD
View
B+
Retailer 14
-
$1,097 CAD
A$1,208 AUD
View
B+
Retailer 15
-
$1,143 CAD
$818 USD
View
B+
Retailer 16
-
$1,338 CAD
A$1,474 AUD
View
B+
Retailer 17
-
$1,449 CAD
$1,037 USD
View
Retailer 18
-
$1,669 CAD
$1,195 USD
View
Price last confirmed 13 days ago
B
Retailer 19
-
$1,685 CAD
$1,206 USD
View
B+
Retailer 20
-
$1,815 CAD
£1,023 GBP
View
B
Retailer 21
-
$1,825 CAD
$1,306 USD
View
Most Expensive
B
Do Amore Diamonds
27-A4E666EBD · Oct 29
$3,157 CAD
$2,260 USD
View
21 more retailers have this diamond
Prices start from $330 CADSave up to $2,827 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
1.23ct Round
$330 CAD