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Cushion|Lab Grown|IGI

0.51ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG651438451

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG651438451

Diamond specifications and retailer prices

From $284 NZD
$160 USD
As of October 30, 2026
Save $2,165 NZD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,449 NZD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG651438451 or 651438451. Listed at 21 retailers as of October 29, 2026, with prices from $284 to $2,449, a $2,165 spread on the same certified stone. Do Amore Diamonds lists it at $2,449. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.1°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651438451
Dimensions5.51 × 4.34 × 2.80 mm
L/W Ratio1.27
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.51 mm4.34 mm0.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG651438451
Side View
Table 58.0%Crown 33.1°Girdle: THN-MEDPavilion 37.5°Culet: NoneDepth 64.5%

Caratlytics Score

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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: $2,449 NZD|Low: $273 NZD|High: $2,449 NZD|Avg: $888 NZD|+4.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6$284 NZD
Retailer 18$316 NZD
Retailer 8$470 NZD
Retailer 4$484 NZD
Retailer 12$592 NZD
Retailer 11$611 NZD
Retailer 14$629 NZD
Retailer 2$647 NZD
Retailer 3$673 NZD
Retailer 5$696 NZD
Retailer 16$781 NZD
Retailer 15$925 NZD
Retailer 17$1,091 NZD
Retailer 9$1,201 NZD
Retailer 10$1,428 NZD
Retailer 13$1,636 NZD
Retailer 7$1,802 NZD
Do Amore Diamonds$2,449 NZD

35 data points across 18 retailers

21 retailers$284 NZD to $2,449 NZD

A
Cheapest Retailer
-
$284 NZD
$160 USD
Final sale: no returns
A
Retailer 2
-
$316 NZD
$178 USD
View
A
Retailer 3
-
$470 NZD
$265 USD
View
A
Retailer 4
-
$484 NZD
$273 USD
View
B+
Retailer 5
-
$592 NZD
€318 EUR
View
B+
Retailer 6
-
$611 NZD
£271 GBP
View
B+
Retailer 7
-
$629 NZD
ZAR 5,726 ZAR
View
B+
Retailer 8
-
$647 NZD
£287 GBP
View
B+
Retailer 9
-
$673 NZD
$379 USD
View
B+
Retailer 10
-
$696 NZD
$392 USD
View
B+
Retailer 11
-
$781 NZD
$440 USD
View
B+
Retailer 12
-
$872 NZD
£387 GBP
View
B
Retailer 13
-
$925 NZD
CA$724 CAD
View
B
Retailer 14
-
$1,091 NZD
$615 USD
View
B
Retailer 15
-
$1,201 NZD
$677 USD
View
B
Retailer 16
-
$1,428 NZD
$805 USD
View
B
Retailer 17
-
$1,428 NZD
$805 USD
View
B
Retailer 18
-
$1,636 NZD
£726 GBP
View
B
Retailer 19
-
$1,802 NZD
$1,016 USD
View
B
Retailer 20
-
$2,147 NZD
$1,210 USD
View
Most Expensive
B
Do Amore Diamonds
27-29C25A25C · Oct 29
$2,449 NZD
$1,380 USD
View
20 more retailers have this diamond
Prices start from $284 NZDSave up to $2,165 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
$284 NZD