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Radiant|Lab Grown|IGI

1.28ct D VVS1 Radiant Lab Grown Diamond

ID • D/VVS1 • IGI LG843601094

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

Certificate IGI LG843601094

Diamond specifications and retailer prices

From $281 CAD
As of November 4, 2026
Save $1,184 CAD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,491 CAD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843601094 or 843601094. Listed at 14 retailers as of November 1, 2026, with a 421% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.1°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843601094
Dimensions8.35 × 5.22 × 3.39 mm
L/W Ratio1.60
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.35 mm5.22 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843601094
Side View
Table 66.0%Crown 40.1°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 64.9%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 4
Current: $1,491 CAD|Low: $281 CAD|High: $1,515 CAD|Avg: $798 CAD|-0.5%
Rare Carat
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
November 4, 2026
Retailer 7$281 CAD
Retailer 10$293 CAD
Retailer 2$355 CAD
Retailer 8$421 CAD
Retailer 6$518 CAD
Retailer 3$541 CAD
Retailer 9$556 CAD
Retailer 14$765 CAD
Retailer 5$881 CAD
Retailer 11$1,040 CAD
Retailer 12$1,060 CAD
Retailer 13$1,079 CAD
Retailer 4$1,466 CAD
Rare Carat$1,491 CAD

20 data points across 14 retailers

14 retailers$281 CAD to $1,466 CAD

A+
Cheapest Retailer
-
$281 CAD
Final sale: no returns
A
Retailer 2
-
$293 CAD
View
A
Retailer 3
-
$355 CAD
View
B+
Retailer 4
-
$421 CAD
View
A
Retailer 5
-
$518 CAD
View
A
Retailer 6
-
$541 CAD
View
A
Retailer 7
-
$556 CAD
View
A
Retailer 8
-
$765 CAD
View
B+
Retailer 9
-
$881 CAD
View
B+
Retailer 10
-
$1,040 CAD
View
B+
Retailer 11
-
$1,060 CAD
View
B+
Retailer 12
-
$1,079 CAD
View
B
Retailer 13
-
$1,466 CAD
View
Most Expensive
Rare Carat
CN373-20BA · Oct 18
$1,491 CAD
$1,070 USD
View
Price last confirmed 16 days ago
13 more retailers have this diamond
Prices start from $281 CADSave up to $1,184 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
$281 CAD