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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 $189 AUD
$133 USD
As of November 1, 2026
Save $917 AUD (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,754 AUD at MOH London · As of November 1, 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 1, 2026, with a 484% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

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: Nov 1
Current: $1,754 AUD|Low: $152 AUD|High: $1,774 AUD|Avg: $594 AUD|-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$189 AUD
Retailer 8$349 AUD
Retailer 6$378 AUD
Retailer 13$407 AUD
Retailer 2$431 AUD
Retailer 7$507 AUD
Retailer 10$524 AUD
Retailer 12$535 AUD
Retailer 5$569 AUD
Retailer 3$632 AUD
Retailer 4$756 AUD
Retailer 9$1,106 AUD
MOH London$1,754 AUD

35 data points across 13 retailers

13 retailers$189 AUD to $1,106 AUD

A
Cheapest Retailer
-
$189 AUD
$133 USD
Final sale: no returns
A
Retailer 2
-
$349 AUD
$245 USD
View
A
Retailer 3
-
$378 AUD
€253 EUR
View
B+
Retailer 4
-
$407 AUD
$286 USD
View
B+
Retailer 5
-
$431 AUD
£238 GBP
View
B+
Retailer 6
-
$507 AUD
£280 GBP
View
B
Retailer 7
-
$524 AUD
$368 USD
View
B+
Retailer 8
-
$535 AUD
$376 USD
View
B+
Retailer 9
-
$569 AUD
$400 USD
View
B
Retailer 10
-
$632 AUD
$444 USD
View
Retailer 11
-
$756 AUD
$531 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$1,106 AUD
£612 GBP
View
Most Expensive
MOH London
LG785606051 · Nov 1
$1,754 AUD
£970 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $189 AUDSave up to $917 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
$189 AUD