Radiant|Lab Grown|IGI

1.28ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG841641817

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

Certificate IGI LG841641817

Diamond specifications and retailer prices

From $399 CAD
£225 GBP
As of November 1, 2026
Save $1,159 CAD (74%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,558 CAD at MOH London · As of November 1, 2026
View at MOH London

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 LG841641817 or 841641817. Listed at 9 retailers as of November 1, 2026, with prices from $399 to $1,558, a $1,159 spread on the same certified stone. MOH London lists it at $1,558. 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 angle44.2°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641817
Dimensions7.54 × 5.36 × 3.67 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm5.36 mm1.28 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641817
Side View
Table 64.0%Crown 44.2°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.5%

Caratlytics Score

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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: Nov 1
Current: $1,558 CAD|Low: $398 CAD|High: $1,565 CAD|Avg: $849 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2$399 CAD
Retailer 4$581 CAD
Retailer 8$583 CAD
Retailer 3$607 CAD
Retailer 6$689 CAD
Retailer 9$936 CAD
Retailer 5$1,048 CAD
Retailer 7$1,074 CAD
MOH London$1,558 CAD

15 data points across 9 retailers

9 retailers$399 CAD to $1,558 CAD

A
Cheapest Retailer
-
$399 CAD
£225 GBP
A
Retailer 2
-
$581 CAD
€396 EUR
View
A
Retailer 3
-
$583 CAD
$417 USD
View
A
Retailer 4
-
$607 CAD
£342 GBP
View
B+
Retailer 5
-
$689 CAD
$493 USD
View
Retailer 6
-
$936 CAD
$670 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$1,048 CAD
$750 USD
View
B+
Retailer 8
-
$1,074 CAD
$769 USD
View
Most Expensive
B
MOH London
LG841641817 · Nov 1
$1,558 CAD
£878 GBP
View
8 more retailers have this diamond
Prices start from $399 CADSave up to $1,159 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
$399 CAD