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Cushion|Lab Grown|IGI

0.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG846693914

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG846693914

Diamond specifications and retailer prices

From $317 NZD
As of November 4, 2026
Save $1,613 NZD (84%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,929 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 0.51ct lab-grown cushion diamond

This 0.51ct lab-grown cushion sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846693914 or 846693914. Listed at 7 retailers as of November 4, 2026, with prices from $317 to $1,929, a $1,613 spread on the same certified stone. MOH London lists it at $1,929. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846693914
Dimensions4.63 × 4.62 × 3.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.63 mm4.62 mm0.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846693914
Side View
Table 60.0%Crown 35°Girdle: MED-THKPavilion 39°Culet: NoneDepth 65.8%

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: $1,929 NZD|Low: $317 NZD|High: $1,934 NZD|Avg: $676 NZD|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 6$317 NZD
Retailer 3$448 NZD
Retailer 7$559 NZD
Retailer 4$642 NZD
Retailer 2$669 NZD
Retailer 5$847 NZD
MOH London$1,929 NZD

9 data points across 7 retailers

7 retailers$317 NZD to $1,929 NZD

A
Cheapest Retailer
-
$317 NZD
A
Retailer 2
-
$448 NZD
View
B+
Retailer 3
-
$559 NZD
View
B+
Retailer 4
-
$642 NZD
View
B+
Retailer 5
-
$669 NZD
View
B
Retailer 6
-
$847 NZD
View
Most Expensive
B
MOH London
LG846693914 · Nov 5
$1,929 NZD
£854 GBP
View
6 more retailers have this diamond
Prices start from $317 NZDSave up to $1,613 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
0.51ct Cushion
$317 NZD