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Cushion|Lab Grown|IGI

0.51ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG785606058

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

Certificate IGI LG785606058

Diamond specifications and retailer prices

From $211 AUD
$148 USD
As of October 30, 2026
Save $1,188 AUD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,982 AUD 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 LG785606058 or 785606058. Listed at 13 retailers as of October 30, 2026, with a 564% 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.8°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG785606058
Dimensions4.56 × 4.56 × 3.13 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
4.56 mm4.56 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG785606058
Side View
Table 62.0%Crown 34.8°Girdle: MED-VTKPavilion 40°Culet: NoneDepth 68.6%

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: $1,982 AUD|Low: $177 AUD|High: $1,982 AUD|Avg: $616 AUD|+71.8%
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
October 31, 2026
Retailer 8$211 AUD
Retailer 11$236 AUD
Retailer 10$327 AUD
Retailer 2$396 AUD
Retailer 7$422 AUD
Retailer 9$427 AUD
Retailer 3$446 AUD
Retailer 6$523 AUD
Retailer 13$558 AUD
Retailer 12$609 AUD
Retailer 4$736 AUD
Retailer 5$839 AUD
Retailer 14$1,398 AUD
MOH London$1,982 AUD

30 data points across 14 retailers

13 retailers$211 AUD to $1,398 AUD

A
Cheapest Retailer
-
$211 AUD
$148 USD
Final sale: no returns
A
Retailer 2
-
$236 AUD
$166 USD
View
A
Retailer 3
-
$327 AUD
$230 USD
View
A
Retailer 4
-
$396 AUD
£219 GBP
View
B+
Retailer 5
-
$422 AUD
€282 EUR
View
B+
Retailer 6
-
$427 AUD
ZAR 4,841 ZAR
View
B+
Retailer 7
-
$446 AUD
$313 USD
View
B+
Retailer 8
-
$558 AUD
$392 USD
View
B
Retailer 9
-
$609 AUD
$428 USD
View
B
Retailer 10
-
$736 AUD
$517 USD
View
B
Retailer 11
-
$839 AUD
$589 USD
View
B
Retailer 12
-
$1,398 AUD
$982 USD
View
Most Expensive
MOH London
LG785606058 · Oct 29
$1,982 AUD
£1,096 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $211 AUDSave up to $1,188 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
$211 AUD