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Cushion|Lab Grown|IGI

11.53ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG603337552

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG603337552

Diamond specifications and retailer prices

From $2,759 USD
As of October 31, 2026
Save $7,217 USD (72%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $9,976 USD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 11.53ct lab-grown cushion diamond

This 11.53ct 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 LG603337552 or 603337552. Listed at 16 retailers as of October 31, 2026, with prices from $2,759 to $9,976, a $7,217 spread on the same certified stone. Taylor and Hart lists it at $9,976. 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

11.53
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle28.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603337552
Dimensions15.21 × 10.90 × 7.62 mm
L/W Ratio1.40
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
15.21 mm10.90 mm11.53 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603337552
Side View
Table 62.0%Crown 36.2°Girdle: THK-ETKPavilion 28.8°Culet: NoneDepth 69.9%

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 31
Current: $3,859 USD|Low: $2,759 USD|High: $7,998 USD|Avg: $4,283 USD|-0.2%
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
November 1, 2026
Retailer 4$2,759 USD
Retailer 2$2,859 USD
Retailer 11$3,020 USD
Retailer 3$3,355 USD
Retailer 1$3,859 USD
Retailer 10$3,904 USD
Retailer 7$4,425 USD
Retailer 13$4,455 USD
Retailer 6$4,531 USD
Retailer 9$5,305 USD
Retailer 5$5,425 USD
Retailer 12$7,632 USD
Retailer 8$7,946 USD

43 data points across 13 retailers

16 retailers$2,759 USD to $9,976 USD

A
Cheapest Retailer
-
$2,759 USD
Final sale: no returns
Retailer 2
-
$2,859 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$3,020 USD
View
A
Retailer 4
-
$3,355 USD
View
A
Retailer 5
-
$3,859 USD
£3,039 GBP
View
A
Retailer 6
-
$3,904 USD
View
A
Retailer 7
-
$4,425 USD
ZAR 71,490 ZAR
View
Retailer 8
-
$4,455 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$4,531 USD
€4,315 EUR
View
Retailer 10
-
$5,305 USD
A$8,162 AUD
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$5,425 USD
£4,272 GBP
View
Retailer 12
-
$6,647 USD
View
Price last confirmed 52 days ago
B
Retailer 13
-
$7,632 USD
View
B
Retailer 14
-
$7,946 USD
View
B
Retailer 15
-
$8,027 USD
View
Most Expensive
B
Taylor and Hart
RWKLTPS · Oct 31
$9,976 USD
View
15 more retailers have this diamond
Prices start from $2,759 USDSave up to $7,217 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
11.53ct Cushion
$2,759 USD