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Radiant|Lab Grown|IGI

1.28ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG579358845

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

Certificate IGI LG579358845

Diamond specifications and retailer prices

From $181 USD
As of October 27, 2026
Save $1,559 USD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,740 USD at Do Amore Diamonds · As of October 28, 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 LG579358845 or 579358845. Listed at 9 retailers as of October 27, 2026, with prices from $181 to $1,740, a $1,559 spread on the same certified stone. Do Amore Diamonds lists it at $1,740. 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 angle41.8°
Pavilion angle34°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579358845
Dimensions7.59 × 5.41 × 3.67 mm
L/W Ratio1.40
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
7.59 mm5.41 mm1.28 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579358845
Side View
Table 59.0%Crown 41.8°Girdle: MED-STKPavilion 34°Culet: NoneDepth 67.8%

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: $1,740 USD|Low: $176 USD|High: $1,760 USD|Avg: $722 USD|-1.1%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 7$181 USD
Retailer 4$210 USD
Retailer 2$298 USD
Retailer 6$397 USD
Retailer 5$763 USD
Retailer 8$797 USD
Retailer 3$1,161 USD
Do Amore Diamonds$1,740 USD

28 data points across 8 retailers

9 retailers$181 USD to $1,740 USD

A
Cheapest Retailer
-
$181 USD
A
Retailer 2
-
$210 USD
View
A
Retailer 3
-
$298 USD
£235 GBP
View
A
Retailer 4
-
$397 USD
View
B
Retailer 5
-
$763 USD
View
B
Retailer 6
-
$797 USD
View
B
Retailer 7
-
$1,030 USD
£811 GBP
View
B
Retailer 8
-
$1,161 USD
£914 GBP
View
Most Expensive
B
Do Amore Diamonds
27-26A72FFF9 · Oct 28
$1,740 USD
View
8 more retailers have this diamond
Prices start from $181 USDSave up to $1,559 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
$181 USD