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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG835666021

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG835666021

Diamond specifications and retailer prices

From $512 NZD
As of November 5, 2026
Save $1,586 NZD (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,099 NZD at MOH London · As of November 2, 2026
View at MOH London

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG835666021 or 835666021. Listed at 8 retailers as of November 2, 2026, with prices from $512 to $2,099, a $1,586 spread on the same certified stone. MOH London lists it at $2,099. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG835666021
Dimensions8.54 × 5.78 × 3.92 mm
L/W Ratio1.48
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.54 mm5.78 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG835666021
Side View
Table 62.0%Crown 33.1°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 67.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: $2,099 NZD|Low: $512 NZD|High: $2,110 NZD|Avg: $1,419 NZD|+11.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 3$512 NZD
Retailer 6$760 NZD
Retailer 7$1,037 NZD
Retailer 5$1,046 NZD
Retailer 4$1,631 NZD
Retailer 2$1,818 NZD
Retailer 8$1,882 NZD
MOH London$2,099 NZD

30 data points across 8 retailers

8 retailers$512 NZD to $2,099 NZD

A
Cheapest Retailer
-
$512 NZD
A
Retailer 2
-
$760 NZD
View
A
Retailer 3
-
$1,037 NZD
View
A
Retailer 4
-
$1,046 NZD
View
B+
Retailer 5
-
$1,631 NZD
View
B+
Retailer 6
-
$1,818 NZD
View
Retailer 7
-
$1,882 NZD
View
Price last confirmed 25 days ago
Most Expensive
B
MOH London
LG835666021 · Nov 2
$2,099 NZD
£929 GBP
View
7 more retailers have this diamond
Prices start from $512 NZDSave up to $1,586 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
1.51ct Cushion
$512 NZD