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Cushion|Lab Grown|IGI

10.11ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG678548665

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678548665

Diamond specifications and retailer prices

From $2,324 AUD
£1,286 GBP
As of November 1, 2026
Save $10,146 AUD (81%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $12,471 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 10.11ct lab-grown cushion diamond

This 10.11ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG678548665 or 678548665. Listed at 16 retailers as of October 31, 2026, with prices from $2,324 to $12,471, a $10,146 spread on the same certified stone. Brilliant Earth lists it at $12,471. 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

10.11
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678548665
Dimensions14.80 × 11.23 × 7.60 mm
L/W Ratio1.32
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
14.80 mm11.23 mm10.11 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678548665
Side View
Table 61.0%Crown 37.4°Girdle: MED-THKPavilion 36.2°Culet: NoneDepth 67.7%

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: Nov 1
Current: $12,471 AUD|Low: $2,324 AUD|High: $12,471 AUD|Avg: $5,642 AUD
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
November 1, 2026
Retailer 10$2,324 AUD
Retailer 8$2,618 AUD
Retailer 16$2,847 AUD
Retailer 6$3,007 AUD
Retailer 11$3,690 AUD
Retailer 15$4,032 AUD
Retailer 7$4,036 AUD
Retailer 9$4,099 AUD
Retailer 12$4,826 AUD
Retailer 3$6,292 AUD
Retailer 4$6,561 AUD
Retailer 2$7,844 AUD
Retailer 14$8,556 AUD
Retailer 5$8,702 AUD
Retailer 13$9,151 AUD
Brilliant Earth$12,471 AUD

35 data points across 16 retailers

16 retailers$2,324 AUD to $12,471 AUD

A
Cheapest Retailer
-
$2,324 AUD
£1,286 GBP
Retailer 2
-
$2,618 AUD
$1,839 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$2,847 AUD
$2,000 USD
View
A
Retailer 4
-
$3,007 AUD
HK$16,500 HKD
View
A
Retailer 5
-
$3,690 AUD
£2,041 GBP
View
A
Retailer 6
-
$4,032 AUD
ZAR 45,756 ZAR
View
A
Retailer 7
-
$4,036 AUD
€2,700 EUR
View
B+
Retailer 8
-
$4,099 AUD
$2,879 USD
View
A
Retailer 9
-
$4,826 AUD
View
B+
Retailer 10
-
$6,292 AUD
£3,480 GBP
View
B+
Retailer 11
-
$6,561 AUD
$4,609 USD
View
B+
Retailer 12
-
$7,844 AUD
$5,510 USD
View
B+
Retailer 13
-
$8,556 AUD
$6,010 USD
View
B+
Retailer 14
-
$8,702 AUD
SGD 8,260 SGD
View
B+
Retailer 15
-
$9,151 AUD
$6,428 USD
View
Most Expensive
B
Brilliant Earth
22254928A · Oct 31
$12,471 AUD
$8,760 USD
View
15 more retailers have this diamond
Prices start from $2,324 AUDSave up to $10,146 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
10.11ct Cushion
$2,324 AUD