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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG749522392

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

Certificate IGI LG749522392

Diamond specifications and retailer prices

From $366 NZD
$206 USD
As of October 30, 2026
Save $1,541 NZD (81%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,906 NZD at MOH London · As of October 29, 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 VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG749522392 or 749522392. Listed at 9 retailers as of October 29, 2026, with prices from $366 to $1,906, a $1,541 spread on the same certified stone. MOH London lists it at $1,906. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749522392
Dimensions4.55 × 4.64 × 3.21 mm
L/W Ratio1.02
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
4.55 mm4.64 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749522392
Side View
Table 60.0%Crown 40.9°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 70.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,906 NZD|Low: $366 NZD|High: $2,156 NZD|Avg: $1,162 NZD|-11.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 6$366 NZD
Retailer 2$699 NZD
Retailer 9$710 NZD
Retailer 5$713 NZD
Retailer 3$740 NZD
Retailer 4$1,033 NZD
Retailer 7$1,410 NZD
Retailer 10$1,600 NZD
MOH London$1,906 NZD
Retailer 8$1,947 NZD

42 data points across 10 retailers

9 retailers$366 NZD to $1,906 NZD

A
Cheapest Retailer
-
$366 NZD
$206 USD
Final sale: no returns
B+
Retailer 2
-
$699 NZD
€375 EUR
View
Retailer 3
-
$710 NZD
A$616 AUD
View
Price last confirmed 83 days ago
B+
Retailer 4
-
$713 NZD
$402 USD
View
B+
Retailer 5
-
$740 NZD
£329 GBP
View
B
Retailer 6
-
$1,033 NZD
A$896 AUD
View
B
Retailer 7
-
$1,410 NZD
$795 USD
View
B
Retailer 8
-
$1,600 NZD
£710 GBP
View
Most Expensive
B
MOH London
LG749522392 · Oct 29
$1,906 NZD
£846 GBP
View
8 more retailers have this diamond
Prices start from $366 NZDSave up to $1,541 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
$366 NZD