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Cushion|Lab Grown|IGI

11.56ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG602355470

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG602355470

Diamond specifications and retailer prices

From $2,570 USD
As of October 31, 2026
Save $6,734 USD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $9,304 USD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 11.56ct lab-grown cushion diamond

This 11.56ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG602355470 or 602355470. Listed at 14 retailers as of October 30, 2026, with prices from $2,570 to $9,304, a $6,734 spread on the same certified stone. Taylor and Hart lists it at $9,304. 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

11.56
Carat
G
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.6°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602355470
Dimensions16.11 × 11.34 × 8.01 mm
L/W Ratio1.42
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
16.11 mm11.34 mm11.56 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602355470
Side View
Table 58.0%Crown 37.6°Girdle: MED-VTKPavilion 35.9°Culet: NoneDepth 70.6%

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 31
Current: $4,217 USD|Low: $2,570 USD|High: $7,798 USD|Avg: $3,990 USD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 2$2,570 USD
Retailer 10$2,663 USD
Retailer 7$2,830 USD
Retailer 11$3,179 USD
Retailer 4$3,667 USD
Retailer 6$3,798 USD
Retailer 9$4,157 USD
Retailer 1$4,217 USD
Retailer 3$5,060 USD
Retailer 8$6,758 USD
Retailer 5$7,749 USD

42 data points across 11 retailers

14 retailers$2,570 USD to $9,304 USD

A
Cheapest Retailer
-
$2,570 USD
Final sale: no returns
Retailer 2
-
$2,663 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$2,830 USD
View
A
Retailer 4
-
$3,179 USD
View
A
Retailer 5
-
$3,667 USD
£2,888 GBP
View
A
Retailer 6
-
$3,798 USD
View
Retailer 7
-
$4,157 USD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$4,217 USD
€4,016 EUR
View
B+
Retailer 9
-
$5,060 USD
£3,984 GBP
View
B
Retailer 10
-
$6,758 USD
View
B+
Retailer 11
-
$7,112 USD
View
B
Retailer 12
-
$7,516 USD
View
B
Retailer 13
-
$7,749 USD
View
Most Expensive
B
Taylor and Hart
XWWIY5U · Oct 30
$9,304 USD
View
13 more retailers have this diamond
Prices start from $2,570 USDSave up to $6,734 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
11.56ct Cushion
$2,570 USD