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Radiant|Lab Grown|IGI

1.28ct E VS1 Radiant Lab Grown Diamond

EX • E/VS1 • IGI LG751511563

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

Certificate IGI LG751511563

Diamond specifications and retailer prices

From $288 CAD
$206 USD
As of October 27, 2026
Save $2,469 CAD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,757 CAD at Do Amore Diamonds · As of October 29, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751511563 or 751511563. Listed at 17 retailers as of October 27, 2026, with prices from $288 to $2,757, a $2,469 spread on the same certified stone. Do Amore Diamonds lists it at $2,757. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.4°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511563
Dimensions7.78 × 5.42 × 3.66 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.78 mm5.42 mm1.28 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511563
Side View
Table 66.0%Crown 40.4°Girdle: MediumPavilion 35.6°Culet: NoneDepth 67.5%

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 27
Current: $2,757 CAD|Low: $213 CAD|High: $2,757 CAD|Avg: $970 CAD
Do Amore Diamonds
Retailer 2
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 30, 2026
Retailer 9$213 CAD
Retailer 18$288 CAD
Retailer 7$322 CAD
Retailer 6$357 CAD
Retailer 19$357 CAD
Retailer 2$495 CAD
Retailer 3$525 CAD
Retailer 5$614 CAD
Retailer 12$735 CAD
Retailer 4$806 CAD
Retailer 15$910 CAD
Retailer 14$961 CAD
Retailer 16$1,150 CAD
Retailer 17$1,265 CAD
Retailer 10$1,506 CAD
Retailer 13$1,587 CAD
Retailer 11$1,696 CAD
Retailer 8$1,889 CAD
Do Amore Diamonds$2,757 CAD

33 data points across 19 retailers

17 retailers$288 CAD to $2,757 CAD

A
Cheapest Retailer
-
$288 CAD
$206 USD
A
Retailer 2
-
$322 CAD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
$357 CAD
$255 USD
View
A
Retailer 4
-
$357 CAD
$255 USD
View
A
Retailer 5
-
$495 CAD
£278 GBP
View
A
Retailer 6
-
$525 CAD
$375 USD
View
A
Retailer 7
-
$614 CAD
$439 USD
View
B+
Retailer 8
-
$735 CAD
£414 GBP
View
B+
Retailer 9
-
$806 CAD
$576 USD
View
Retailer 10
-
$910 CAD
$650 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$961 CAD
A$1,056 AUD
View
B
Retailer 12
-
$1,150 CAD
$822 USD
View
B
Retailer 13
-
$1,265 CAD
$904 USD
View
B
Retailer 14
-
$1,506 CAD
$1,076 USD
View
B
Retailer 15
-
$1,587 CAD
£893 GBP
View
B
Retailer 16
-
$1,696 CAD
$1,211 USD
View
Most Expensive
B
Do Amore Diamonds
27-4CE0F21A6 · Oct 29
$2,757 CAD
$1,970 USD
View
16 more retailers have this diamond
Prices start from $288 CADSave up to $2,469 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