Radiant|Lab Grown|IGI

1.28ct E VS2 Radiant Lab Grown Diamond

ID • E/VS2 • IGI LG645487549

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

Certificate IGI LG645487549

Diamond specifications and retailer prices

From $199 USD
As of October 27, 2026
Save $1,711 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,910 USD 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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG645487549 or 645487549. Listed at 15 retailers as of October 27, 2026, with prices from $199 to $1,910, a $1,711 spread on the same certified stone. Do Amore Diamonds lists it at $1,910. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645487549
Dimensions7.59 × 5.39 × 3.62 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.59 mm5.39 mm1.28 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645487549
Side View
Table 65.0%Crown 44.9°Girdle: MediumPavilion 34.8°Culet: NoneDepth 67.2%

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 27
Current: $1,910 USD|Low: $376 USD|High: $1,910 USD|Avg: $890 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 28, 2026
Retailer 10$376 USD
Retailer 6$428 USD
Retailer 2$504 USD
Retailer 4$640 USD
Retailer 5$797 USD
Retailer 9$1,049 USD
Retailer 7$1,067 USD
Retailer 3$1,095 USD
Retailer 8$1,140 USD
Do Amore Diamonds$1,910 USD

39 data points across 10 retailers

15 retailers$199 USD to $1,910 USD

A
Cheapest Retailer
-
$199 USD
A
Retailer 2
-
$231 USD
View
A
Retailer 3
-
$247 USD
View
A
Retailer 4
-
$247 USD
View
A
Retailer 5
-
$376 USD
View
A
Retailer 6
-
$428 USD
View
A
Retailer 7
-
$504 USD
£397 GBP
View
B+
Retailer 8
-
$640 USD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
$723 USD
£569 GBP
View
B
Retailer 10
-
$797 USD
View
B
Retailer 11
-
$877 USD
View
B
Retailer 12
-
$1,049 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
$1,067 USD
£840 GBP
View
B
Retailer 14
-
$1,095 USD
£862 GBP
View
Most Expensive
B
Do Amore Diamonds
27-DC54FE9F1 · Oct 29
$1,910 USD
View
14 more retailers have this diamond
Prices start from $199 USDSave up to $1,711 USD

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
$199 USD