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Cushion|Lab Grown|IGI

11.41ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG611356515

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG611356515

Diamond specifications and retailer prices

From $3,227 USD
As of October 30, 2026
Save $15,303 USD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $18,530 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 11.41ct lab-grown cushion diamond

This 11.41ct 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 LG611356515 or 611356515. Listed at 10 retailers as of October 30, 2026, with prices from $3,227 to $18,530, a $15,303 spread on the same certified stone. Brilliant Earth lists it at $18,530. 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

11.41
Carat
G
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG611356515
Dimensions15.25 × 12.37 × 7.89 mm
L/W Ratio1.23
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
15.25 mm12.37 mm11.41 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG611356515
Side View
Table 62.0%Crown 37.2°Girdle: MED-THKPavilion 37.9°Culet: NoneDepth 63.8%

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: $18,530 USD|Low: $2,263 USD|High: $19,460 USD|Avg: $8,040 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3$2,263 USD
Retailer 7$3,227 USD
Retailer 5$3,265 USD
Retailer 10$4,614 USD
Retailer 11$4,724 USD
Retailer 2$5,190 USD
Retailer 8$6,152 USD
Retailer 9$8,535 USD
Retailer 4$8,885 USD
Retailer 6$18,420 USD
Brilliant Earth$18,530 USD

25 data points across 11 retailers

10 retailers$3,227 USD to $18,530 USD

A
Cheapest Retailer
-
$3,227 USD
A
Retailer 2
-
$3,265 USD
View
A
Retailer 3
-
$4,614 USD
View
A
Retailer 4
-
$4,724 USD
View
B+
Retailer 5
-
$5,190 USD
€4,943 EUR
View
B+
Retailer 6
-
$6,152 USD
View
B
Retailer 7
-
$8,535 USD
View
B
Retailer 8
-
$8,885 USD
View
B
Retailer 9
-
$18,420 USD
View
Most Expensive
B
Brilliant Earth
17234205A · Oct 31
$18,530 USD
View
9 more retailers have this diamond
Prices start from $3,227 USDSave up to $15,303 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
11.41ct Cushion
$3,227 USD