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Cushion|Lab Grown|IGI

0.51ct D VVS2 Cushion Lab Grown Diamond

ID • D/VVS2 • IGI LG830643431

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830643431

Diamond specifications and retailer prices

From $237 AUD
HK$1,300 HKD
As of October 30, 2026
Save $1,426 AUD (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,663 AUD at MOH London · As of October 25, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG830643431 or 830643431. Listed at 16 retailers as of October 25, 2026, with prices from $237 to $1,663, a $1,426 spread on the same certified stone. MOH London lists it at $1,663. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.3°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830643431
Dimensions5.54 × 3.74 × 2.73 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
5.54 mm3.74 mm0.51 ctD / VVS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG830643431
Side View
Table 65.0%Crown 38.3°Girdle: MED-THKPavilion 32.6°Culet: NoneDepth 73.0%

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: $1,663 AUD|Low: $179 AUD|High: $1,703 AUD|Avg: $605 AUD|-1.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 31, 2026
Retailer 8$179 AUD
Retailer 9$237 AUD
Retailer 10$356 AUD
Retailer 6$359 AUD
Retailer 14$370 AUD
Retailer 17$391 AUD
Retailer 12$400 AUD
Retailer 2$468 AUD
Retailer 15$525 AUD
Retailer 13$543 AUD
Retailer 4$558 AUD
Retailer 11$584 AUD
Retailer 7$641 AUD
Retailer 5$722 AUD
Retailer 3$1,041 AUD
Retailer 16$1,303 AUD
MOH London$1,663 AUD

41 data points across 17 retailers

16 retailers$237 AUD to $1,663 AUD

A
Cheapest Retailer
-
$237 AUD
HK$1,300 HKD
A
Retailer 2
-
$356 AUD
€238 EUR
View
Retailer 3
-
$359 AUD
ZAR 4,078 ZAR
View
Price last confirmed 18 days ago
Retailer 4
-
$370 AUD
$260 USD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$391 AUD
$275 USD
View
A
Retailer 6
-
$400 AUD
£221 GBP
View
B+
Retailer 7
-
$468 AUD
$329 USD
View
B+
Retailer 8
-
$525 AUD
$369 USD
View
B+
Retailer 9
-
$543 AUD
£301 GBP
View
B+
Retailer 10
-
$558 AUD
SGD 530 SGD
View
B+
Retailer 11
-
$584 AUD
$410 USD
View
B+
Retailer 12
-
$641 AUD
$450 USD
View
B
Retailer 13
-
$722 AUD
$507 USD
View
Retailer 14
-
$1,041 AUD
£576 GBP
View
Price last confirmed 14 days ago
B
Retailer 15
-
$1,303 AUD
$915 USD
View
Most Expensive
B
MOH London
LG830643431 · Oct 25
$1,663 AUD
£920 GBP
View
15 more retailers have this diamond
Prices start from $237 AUDSave up to $1,426 AUD

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
$237 AUD