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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 $263 NZD
$148 USD
As of October 30, 2026
Save $1,480 NZD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,470 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 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: $2,470 NZD|Low: $220 NZD|High: $2,470 NZD|Avg: $776 NZD|+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
October 31, 2026
Retailer 7$263 NZD
Retailer 10$295 NZD
Retailer 9$408 NZD
Retailer 6$493 NZD
Retailer 2$524 NZD
Retailer 8$532 NZD
Retailer 3$555 NZD
Retailer 12$696 NZD
Retailer 11$759 NZD
Retailer 4$917 NZD
Retailer 5$1,045 NZD
Retailer 13$1,743 NZD
MOH London$2,470 NZD

30 data points across 13 retailers

13 retailers$263 NZD to $1,743 NZD

A
Cheapest Retailer
-
$263 NZD
$148 USD
Final sale: no returns
A
Retailer 2
-
$295 NZD
$166 USD
View
A
Retailer 3
-
$408 NZD
$230 USD
View
A
Retailer 4
-
$493 NZD
£219 GBP
View
B+
Retailer 5
-
$524 NZD
€281 EUR
View
B+
Retailer 6
-
$532 NZD
ZAR 4,841 ZAR
View
B+
Retailer 7
-
$555 NZD
$313 USD
View
B+
Retailer 8
-
$696 NZD
$392 USD
View
B
Retailer 9
-
$759 NZD
$428 USD
View
B
Retailer 10
-
$917 NZD
$517 USD
View
B
Retailer 11
-
$1,045 NZD
$589 USD
View
B
Retailer 12
-
$1,743 NZD
$982 USD
View
Most Expensive
MOH London
LG785606058 · Oct 29
$2,470 NZD
£1,096 GBP
View
Price under review
12 more retailers have this diamond
Prices start from $263 NZDSave up to $1,480 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
$263 NZD