Cushion|Lab Grown|IGI

1.11ct D FL Cushion Lab Grown Diamond

EX • D/FL • IGI LG846663201

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846663201

Diamond specifications and retailer prices

From $451 USD
£355 GBP
As of October 30, 2026
Save $1,529 USD (77%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,980 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.11ct lab-grown cushion diamond

This 1.11ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG846663201 or 846663201. Listed at 7 retailers as of October 30, 2026, with prices from $451 to $1,980, a $1,529 spread on the same certified stone. Brilliant Earth lists it at $1,980. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.11
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663201
Dimensions8.21 × 4.92 × 3.37 mm
L/W Ratio1.67
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.21 mm4.92 mm1.11 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663201
Side View
Table 58.0%Crown 32.8°Girdle: STK-THKPavilion 32.6°Culet: NoneDepth 68.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,980 USD|Low: $451 USD|High: $1,980 USD|Avg: $933 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 3$451 USD
Retailer 7$630 USD
Retailer 2$702 USD
Retailer 6$743 USD
Retailer 4$851 USD
Retailer 5$1,900 USD
Brilliant Earth$1,980 USD

6 data points across 7 retailers

7 retailers$451 USD to $1,980 USD

A
Cheapest Retailer
-
$451 USD
£355 GBP
A
Retailer 2
-
$630 USD
View
A
Retailer 3
-
$702 USD
View
A
Retailer 4
-
$743 USD
View
A
Retailer 5
-
$851 USD
€810 EUR
View
B
Retailer 6
-
$1,900 USD
£1,496 GBP
View
Most Expensive
B
Brilliant Earth
22305441A · Oct 30
$1,980 USD
View
6 more retailers have this diamond
Prices start from $451 USDSave up to $1,529 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
1.11ct Cushion
$451 USD