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Cushion|Lab Grown|IGI

4.64ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG732529015

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

Certificate IGI LG732529015

Diamond specifications and retailer prices

From $1,734 NZD
£769 GBP
As of October 30, 2026
Save $8,007 NZD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $9,741 NZD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.64ct lab-grown cushion diamond

This 4.64ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG732529015 or 732529015. Listed at 17 retailers as of October 30, 2026, with prices from $1,734 to $9,741, a $8,007 spread on the same certified stone. Brilliant Earth lists it at $9,741. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.64
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732529015
Dimensions9.54 × 9.54 × 6.39 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.54 mm9.54 mm4.64 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732529015
Side View
Table 65.0%Crown 38.8°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 67.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $9,741 NZD|Low: $1,728 NZD|High: $10,699 NZD|Avg: $4,706 NZD|-9.0%
Brilliant Earth
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 6$1,734 NZD
Retailer 4$1,890 NZD
Retailer 2$2,040 NZD
Retailer 13$3,020 NZD
Retailer 8$3,065 NZD
Retailer 7$3,090 NZD
Retailer 11$3,951 NZD
Retailer 12$5,373 NZD
Retailer 5$5,543 NZD
Retailer 9$6,803 NZD
Retailer 3$7,078 NZD
Retailer 10$7,372 NZD
Brilliant Earth$9,741 NZD

42 data points across 13 retailers

17 retailers$1,734 NZD to $9,741 NZD

A
Cheapest Retailer
-
$1,734 NZD
£769 GBP
A
Retailer 2
-
$1,890 NZD
$1,065 USD
View
Final sale: no returns
A
Retailer 3
-
$2,040 NZD
$1,150 USD
View
A
Retailer 4
-
$2,453 NZD
HK$10,800 HKD
View
A
Retailer 5
-
$2,954 NZD
$1,665 USD
View
A
Retailer 6
-
$3,020 NZD
$1,702 USD
View
A
Retailer 7
-
$3,065 NZD
€1,645 EUR
View
A
Retailer 8
-
$3,090 NZD
£1,371 GBP
View
B+
Retailer 9
-
$3,951 NZD
$2,227 USD
View
B+
Retailer 10
-
$5,373 NZD
$3,028 USD
View
B+
Retailer 11
-
$5,543 NZD
£2,460 GBP
View
B+
Retailer 12
-
$5,648 NZD
$3,183 USD
View
B+
Retailer 13
-
$6,803 NZD
£3,019 GBP
View
B
Retailer 14
-
$7,078 NZD
SGD 5,391 SGD
View
B
Retailer 15
-
$7,135 NZD
$4,021 USD
View
Retailer 16
-
$7,372 NZD
$4,155 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20794250Y · Oct 30
$9,741 NZD
$5,490 USD
View
16 more retailers have this diamond
Prices start from $1,734 NZDSave up to $8,007 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
4.64ct Cushion
$1,734 NZD