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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 $1,464 SGD
£899 GBP
As of October 27, 2026
Save $6,675 SGD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $8,139 SGD 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 $1,464 to $8,139, a $6,675 spread on the same certified stone. Brilliant Earth lists it at $8,139. 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

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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: $8,139 SGD|Low: $1,315 SGD|High: $8,139 SGD|Avg: $3,709 SGD
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 29, 2026
Retailer 9$1,315 SGD
Retailer 14$1,464 SGD
Retailer 11$1,559 SGD
Retailer 4$1,641 SGD
Retailer 8$1,891 SGD
Retailer 2$2,062 SGD
Retailer 15$2,086 SGD
Retailer 3$2,184 SGD
Retailer 18$2,775 SGD
Retailer 6$3,770 SGD
Retailer 5$4,121 SGD
Retailer 7$4,262 SGD
Retailer 13$4,525 SGD
Retailer 17$4,646 SGD
Retailer 10$6,314 SGD
Retailer 12$6,464 SGD
Retailer 16$7,511 SGD
Brilliant Earth$8,139 SGD

35 data points across 18 retailers

17 retailers$1,464 SGD to $8,139 SGD

A
Cheapest Retailer
-
$1,464 SGD
£899 GBP
A
Retailer 2
-
$1,559 SGD
HK$9,500 HKD
View
A
Retailer 3
-
$1,641 SGD
$1,280 USD
View
A
Retailer 4
-
$1,891 SGD
$1,475 USD
View
A
Retailer 5
-
$2,062 SGD
€1,532 EUR
View
A
Retailer 6
-
$2,086 SGD
£1,281 GBP
View
B+
Retailer 7
-
$2,184 SGD
$1,704 USD
View
A
Retailer 8
-
$2,775 SGD
$2,165 USD
View
A
Retailer 9
-
$3,770 SGD
£2,316 GBP
View
A
Retailer 10
-
$4,121 SGD
$3,215 USD
View
B+
Retailer 11
-
$4,262 SGD
$3,325 USD
View
B+
Retailer 12
-
$4,525 SGD
View
Retailer 13
-
$4,646 SGD
£2,854 GBP
View
Price last confirmed 8 days ago
Retailer 14
-
$6,314 SGD
A$7,579 AUD
View
Price last confirmed 21 days ago
B
Retailer 15
-
$6,464 SGD
$5,043 USD
View
Retailer 16
-
$7,511 SGD
$5,860 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
20541479A · Oct 29
$8,139 SGD
$6,350 USD
View
16 more retailers have this diamond
Prices start from $1,464 SGDSave up to $6,675 SGD

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
$1,464 SGD