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Cushion|Lab Grown|IGI

11.10ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG678548672

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG678548672

Diamond specifications and retailer prices

From $2,183 USD
£1,719 GBP
As of October 30, 2026
Save $7,377 USD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,560 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.1ct lab-grown cushion diamond

This 11.1ct 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 LG678548672 or 678548672. Listed at 16 retailers as of October 30, 2026, with prices from $2,183 to $9,560, a $7,377 spread on the same certified stone. Brilliant Earth lists it at $9,560. 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

11.10
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678548672
Dimensions15.64 × 11.56 × 7.52 mm
L/W Ratio1.35
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.64 mm11.56 mm11.10 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678548672
Side View
Table 57.0%Crown 34.2°Girdle: STK-THKPavilion 33.8°Culet: NoneDepth 65.1%

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 30
Current: $3,732 USD|Low: $2,183 USD|High: $9,465 USD|Avg: $5,224 USD|-5.8%
Retailer 1
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
November 1, 2026
Retailer 8$2,183 USD
Retailer 2$2,710 USD
Retailer 14$2,875 USD
Retailer 6$3,136 USD
Retailer 1$3,732 USD
Retailer 9$4,196 USD
Retailer 11$4,202 USD
Retailer 15$4,228 USD
Retailer 12$5,030 USD
Retailer 5$5,136 USD
Retailer 13$6,055 USD
Retailer 10$6,739 USD
Retailer 4$7,383 USD
Retailer 3$9,073 USD
Retailer 7$9,465 USD

43 data points across 15 retailers

16 retailers$2,183 USD to $9,560 USD

A
Cheapest Retailer
-
$2,183 USD
£1,719 GBP
Retailer 2
-
$2,710 USD
View
Price last confirmed 21 days ago
A
Retailer 3
-
$2,875 USD
View
A
Retailer 4
-
$3,136 USD
HK$24,500 HKD
View
A
Retailer 5
-
$3,732 USD
£2,939 GBP
View
A
Retailer 6
-
$4,196 USD
ZAR 67,785 ZAR
View
A
Retailer 7
-
$4,202 USD
€4,002 EUR
View
A
Retailer 8
-
$4,228 USD
View
Retailer 9
-
$5,030 USD
A$7,739 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$5,136 USD
£4,044 GBP
View
Retailer 11
-
$6,055 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
$6,739 USD
View
B
Retailer 13
-
$7,383 USD
View
B
Retailer 14
-
$9,073 USD
SGD 12,261 SGD
View
B
Retailer 15
-
$9,465 USD
View
Most Expensive
B
Brilliant Earth
22350217A · Oct 31
$9,560 USD
View
15 more retailers have this diamond
Prices start from $2,183 USDSave up to $7,377 USD

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
11.10ct Cushion
$2,183 USD