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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 $328 NZD
As of November 6, 2026
Save $1,566 NZD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,895 NZD 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 $328 to $1,895, a $1,566 spread on the same certified stone. MOH London lists it at $1,895. 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
Colour
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,895 NZD|Low: $314 NZD|High: $1,904 NZD|Avg: $889 NZD|+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$328 NZD
Retailer 4$381 NZD
Retailer 6$402 NZD
Retailer 12$406 NZD
Retailer 10$516 NZD
Retailer 3$716 NZD
Retailer 2$723 NZD
Retailer 5$723 NZD
Retailer 11$884 NZD
Retailer 13$956 NZD
Retailer 7$989 NZD
Retailer 15$1,306 NZD
Retailer 9$1,317 NZD
Retailer 16$1,380 NZD
Retailer 8$1,391 NZD
MOH London$1,895 NZD

40 data points across 16 retailers

17 retailers$328 NZD to $1,895 NZD

A
Cheapest Retailer
-
$328 NZD
A
Retailer 2
-
$381 NZD
View
Retailer 3
-
$402 NZD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$406 NZD
View
A
Retailer 5
-
$516 NZD
View
A
Retailer 6
-
$716 NZD
View
A
Retailer 7
-
$723 NZD
View
A
Retailer 8
-
$723 NZD
View
B+
Retailer 9
-
$884 NZD
View
B+
Retailer 10
-
$956 NZD
View
B+
Retailer 11
-
$989 NZD
View
B+
Retailer 12
-
$1,239 NZD
View
B+
Retailer 13
-
$1,306 NZD
View
B+
Retailer 14
-
$1,317 NZD
View
B
Retailer 15
-
$1,380 NZD
View
Retailer 16
-
$1,391 NZD
View
Price last confirmed 20 days ago
Most Expensive
B
MOH London
632431615 · Nov 5
$1,895 NZD
£827 GBP
View
16 more retailers have this diamond
Prices start from $328 NZDSave up to $1,566 NZD

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
$328 NZD