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Cushion|Lab Grown|IGI

0.51ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG785606051

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

Certificate IGI LG785606051

Diamond specifications and retailer prices

From $236 NZD
As of November 3, 2026
Save $1,949 NZD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,185 NZD at MOH London · As of November 2, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG785606051 or 785606051. Listed at 13 retailers as of November 2, 2026, with prices from $236 to $2,185, a $1,949 spread on the same certified stone. MOH London lists it at $2,185. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG785606051
Dimensions4.53 × 4.53 × 3.07 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.53 mm4.53 mm0.51 ctD / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG785606051
Side View
Table 72.0%Crown 42.1°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 67.8%

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 3
Current: $2,185 NZD|Low: $190 NZD|High: $2,210 NZD|Avg: $740 NZD|-0.9%
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
November 2, 2026
Retailer 11$236 NZD
Retailer 9$435 NZD
Retailer 7$470 NZD
Retailer 13$507 NZD
Retailer 6$536 NZD
Retailer 8$632 NZD
Retailer 2$658 NZD
Retailer 12$667 NZD
Retailer 5$710 NZD
Retailer 3$788 NZD
Retailer 4$942 NZD
Retailer 10$1,378 NZD
MOH London$2,185 NZD

34 data points across 13 retailers

13 retailers$236 NZD to $2,185 NZD

A
Cheapest Retailer
-
$236 NZD
Final sale: no returns
A
Retailer 2
-
$435 NZD
View
A
Retailer 3
-
$470 NZD
View
B+
Retailer 4
-
$507 NZD
View
B+
Retailer 5
-
$536 NZD
View
B+
Retailer 6
-
$632 NZD
View
B
Retailer 7
-
$658 NZD
View
B+
Retailer 8
-
$667 NZD
View
B+
Retailer 9
-
$710 NZD
View
B
Retailer 10
-
$788 NZD
View
Retailer 11
-
$942 NZD
View
Price last confirmed 17 days ago
B
Retailer 12
-
$1,378 NZD
View
Most Expensive
B
MOH London
LG785606051 · Nov 2
$2,185 NZD
£970 GBP
View
12 more retailers have this diamond
Prices start from $236 NZDSave up to $1,949 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
$236 NZD