Radiant|Lab Grown|IGI

1.28ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG632431615

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

Certificate IGI LG632431615

Diamond specifications and retailer prices

From $182 USD
As of November 6, 2026
Save $868 USD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,050 USD at MOH London · As of November 5, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG632431615 or 632431615. Listed at 17 retailers as of November 5, 2026, with prices from $182 to $1,050, a $868 spread on the same certified stone. MOH London lists it at $1,050. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
F
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle28.6°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG632431615
Dimensions7.87 × 5.35 × 3.63 mm
L/W Ratio1.47
Culet sizePointed
Top View
7.87 mm5.35 mm1.28 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG632431615
Side View
Table 66.0%Crown 28.6°Girdle: MediumPavilion 36.1°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: $1,050 USD|Low: $174 USD|High: $1,055 USD|Avg: $493 USD|+3.0%
MOH London
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
Retailer 15
Retailer 16
November 7, 2026
Retailer 14$182 USD
Retailer 4$211 USD
Retailer 6$223 USD
Retailer 12$225 USD
Retailer 10$286 USD
Retailer 3$397 USD
Retailer 2$401 USD
Retailer 5$401 USD
Retailer 11$490 USD
Retailer 13$530 USD
Retailer 7$548 USD
Retailer 15$724 USD
Retailer 9$730 USD
Retailer 16$765 USD
Retailer 8$771 USD
MOH London$1,050 USD

40 data points across 16 retailers

17 retailers$182 USD to $1,050 USD

A
Cheapest Retailer
-
$182 USD
A
Retailer 2
-
$211 USD
View
Retailer 3
-
$223 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$225 USD
View
A
Retailer 5
-
$286 USD
View
A
Retailer 6
-
$397 USD
View
A
Retailer 7
-
$401 USD
View
A
Retailer 8
-
$401 USD
View
B+
Retailer 9
-
$490 USD
View
B+
Retailer 10
-
$530 USD
View
B+
Retailer 11
-
$548 USD
View
B+
Retailer 12
-
$687 USD
View
B+
Retailer 13
-
$724 USD
View
B+
Retailer 14
-
$730 USD
View
B
Retailer 15
-
$765 USD
View
Retailer 16
-
$771 USD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
632431615 · Nov 5
$1,050 USD
£827 GBP
View
16 more retailers have this diamond
Prices start from $182 USDSave up to $868 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
$182 USD