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Radiant|Lab Grown|IGI

1.28ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG841641817

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

Certificate IGI LG841641817

Diamond specifications and retailer prices

From $498 NZD
As of November 4, 2026
Save $1,480 NZD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,978 NZD at MOH London · As of November 2, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841641817 or 841641817. Listed at 9 retailers as of November 2, 2026, with prices from $498 to $1,978, a $1,480 spread on the same certified stone. MOH London lists it at $1,978. 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
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841641817
Dimensions7.54 × 5.36 × 3.67 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.54 mm5.36 mm1.28 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841641817
Side View
Table 64.0%Crown 44.2°Girdle: MediumPavilion 35.3°Culet: NoneDepth 68.5%

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: Nov 4
Current: $1,978 NZD|Low: $498 NZD|High: $1,987 NZD|Avg: $1,072 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 2$498 NZD
Retailer 5$733 NZD
Retailer 7$736 NZD
Retailer 6$763 NZD
Retailer 9$875 NZD
Retailer 3$1,002 NZD
Retailer 8$1,331 NZD
Retailer 4$1,350 NZD
MOH London$1,978 NZD

18 data points across 9 retailers

9 retailers$498 NZD to $1,978 NZD

A
Cheapest Retailer
-
$498 NZD
A
Retailer 2
-
$733 NZD
View
A
Retailer 3
-
$736 NZD
View
A
Retailer 4
-
$763 NZD
View
B+
Retailer 5
-
$875 NZD
View
B+
Retailer 6
-
$1,002 NZD
View
B+
Retailer 7
-
$1,331 NZD
View
B+
Retailer 8
-
$1,350 NZD
View
Most Expensive
B
MOH London
LG841641817 · Nov 2
$1,978 NZD
£878 GBP
View
8 more retailers have this diamond
Prices start from $498 NZDSave up to $1,480 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
$498 NZD