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Radiant|Lab Grown|IGI

1.28ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG639439366

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

Certificate IGI LG639439366

Diamond specifications and retailer prices

From $288 CAD
$206 USD
As of October 30, 2026
Save $2,478 CAD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,766 CAD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG639439366 or 639439366. Listed at 16 retailers as of October 30, 2026, with prices from $288 to $2,766, a $2,478 spread on the same certified stone. Do Amore Diamonds lists it at $2,766. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG639439366
Dimensions7.83 × 5.32 × 3.62 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.83 mm5.32 mm1.28 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG639439366
Side View
Table 63.0%Crown 35.9°Girdle: MediumPavilion 35.1°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
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 30
Current: $471 CAD|Low: $277 CAD|High: $1,597 CAD|Avg: $768 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
November 1, 2026
Retailer 10$288 CAD
Retailer 3$334 CAD
Retailer 4$356 CAD
Retailer 11$356 CAD
Retailer 1$471 CAD
Retailer 2$617 CAD
Retailer 5$729 CAD
Retailer 7$943 CAD
Retailer 8$1,151 CAD
Retailer 12$1,266 CAD
Retailer 9$1,533 CAD
Retailer 6$1,586 CAD

43 data points across 12 retailers

16 retailers$288 CAD to $2,766 CAD

A
Cheapest Retailer
-
$288 CAD
$206 USD
A
Retailer 2
-
$334 CAD
$239 USD
View
Retailer 3
-
$356 CAD
$255 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$356 CAD
$255 USD
View
A
Retailer 5
-
$471 CAD
£266 GBP
View
A
Retailer 6
-
$541 CAD
$387 USD
View
A
Retailer 7
-
$617 CAD
$442 USD
View
A
Retailer 8
-
$729 CAD
£411 GBP
View
Retailer 9
-
$943 CAD
$675 USD
View
Price last confirmed 13 days ago
B
Retailer 10
-
$1,059 CAD
£597 GBP
View
B
Retailer 11
-
$1,151 CAD
$824 USD
View
B
Retailer 12
-
$1,266 CAD
$906 USD
View
Retailer 13
-
$1,506 CAD
$1,078 USD
View
Price last confirmed 13 days ago
B
Retailer 14
-
$1,533 CAD
£864 GBP
View
B
Retailer 15
-
$1,586 CAD
£894 GBP
View
Most Expensive
B
Do Amore Diamonds
27-8748EB599 · Oct 31
$2,766 CAD
$1,980 USD
View
15 more retailers have this diamond
Prices start from $288 CADSave up to $2,478 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
1.28ct Radiant
$288 CAD