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Cushion|Lab Grown|IGI

6.54ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG815681057

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815681057

Diamond specifications and retailer prices

From $2,026 NZD
£899 GBP
As of October 27, 2026
Save $9,241 NZD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,267 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 6.54ct lab-grown cushion diamond

This 6.54ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815681057 or 815681057. Listed at 17 retailers as of October 27, 2026, with prices from $2,026 to $11,267, a $9,241 spread on the same certified stone. Brilliant Earth lists it at $11,267. 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

6.54
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815681057
Dimensions12.64 × 9.44 × 6.29 mm
L/W Ratio1.34
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.64 mm9.44 mm6.54 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815681057
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 33.4°Culet: NoneDepth 66.6%

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 27
Current: $11,267 NZD|Low: $1,820 NZD|High: $11,267 NZD|Avg: $5,012 NZD
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 10$1,820 NZD
Retailer 16$2,026 NZD
Retailer 15$2,135 NZD
Retailer 5$2,271 NZD
Retailer 9$2,617 NZD
Retailer 2$2,802 NZD
Retailer 17$2,887 NZD
Retailer 4$3,023 NZD
Retailer 14$3,801 NZD
Retailer 7$5,219 NZD
Retailer 6$5,704 NZD
Retailer 8$5,900 NZD
Retailer 13$6,201 NZD
Retailer 3$6,431 NZD
Retailer 11$8,639 NZD
Retailer 12$8,847 NZD
Retailer 18$10,397 NZD
Brilliant Earth$11,267 NZD

34 data points across 18 retailers

17 retailers$2,026 NZD to $11,267 NZD

A
Cheapest Retailer
-
$2,026 NZD
£899 GBP
A
Retailer 2
-
$2,135 NZD
HK$9,400 HKD
View
A
Retailer 3
-
$2,271 NZD
$1,280 USD
View
A
Retailer 4
-
$2,617 NZD
$1,475 USD
View
A
Retailer 5
-
$2,802 NZD
€1,504 EUR
View
A
Retailer 6
-
$2,887 NZD
£1,281 GBP
View
B+
Retailer 7
-
$3,023 NZD
$1,704 USD
View
A
Retailer 8
-
$3,801 NZD
$2,142 USD
View
A
Retailer 9
-
$5,219 NZD
£2,316 GBP
View
A
Retailer 10
-
$5,704 NZD
$3,215 USD
View
B+
Retailer 11
-
$5,900 NZD
$3,325 USD
View
B+
Retailer 12
-
$6,201 NZD
SGD 4,723 SGD
View
Retailer 13
-
$6,431 NZD
£2,854 GBP
View
Price last confirmed 10 days ago
B+
Retailer 14
-
$8,639 NZD
A$7,491 AUD
View
B+
Retailer 15
-
$8,847 NZD
$4,986 USD
View
Retailer 16
-
$10,397 NZD
$5,860 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20541479A · Oct 29
$11,267 NZD
$6,350 USD
View
16 more retailers have this diamond
Prices start from $2,026 NZDSave up to $9,241 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
6.54ct Cushion
$2,026 NZD