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Cushion|Lab Grown|IGI

1.22ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG813630783

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813630783

Diamond specifications and retailer prices

From $458 USD
As of November 1, 2026
Save $1,524 USD (77%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,982 USD at MOH London · As of November 1, 2026
View at MOH London

About this 1.22ct lab-grown cushion diamond

This 1.22ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG813630783 or 813630783. Listed at 15 retailers as of November 1, 2026, with prices from $458 to $1,982, a $1,524 spread on the same certified stone. MOH London lists it at $1,982. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813630783
Dimensions7.86 × 5.66 × 3.78 mm
L/W Ratio1.39
Girdle conditionFaceted
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
7.86 mm5.66 mm1.22 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813630783
Side View
Table 60.0%Crown 30.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 66.8%

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: Nov 1
Current: $1,982 USD|Low: $458 USD|High: $2,568 USD|Avg: $1,091 USD|-22.8%
MOH London
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 3$458 USD
Retailer 12$507 USD
Retailer 15$563 USD
Retailer 9$655 USD
Retailer 4$682 USD
Retailer 14$738 USD
Retailer 8$810 USD
Retailer 2$835 USD
Retailer 13$835 USD
Retailer 11$872 USD
Retailer 10$1,237 USD
Retailer 6$1,617 USD
Retailer 7$1,666 USD
Retailer 5$1,861 USD
MOH London$1,982 USD

38 data points across 15 retailers

15 retailers$458 USD to $1,982 USD

A
Cheapest Retailer
-
$458 USD
Final sale: no returns
Retailer 2
-
$507 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$563 USD
HK$4,400 HKD
View
A
Retailer 4
-
$655 USD
View
A
Retailer 5
-
$682 USD
View
A
Retailer 6
-
$738 USD
View
A
Retailer 7
-
$810 USD
€771 EUR
View
A
Retailer 8
-
$835 USD
£657 GBP
View
A
Retailer 9
-
$835 USD
View
A
Retailer 10
-
$872 USD
ZAR 14,087 ZAR
View
B+
Retailer 11
-
$1,237 USD
A$1,903 AUD
View
B
Retailer 12
-
$1,617 USD
SGD 2,185 SGD
View
B
Retailer 13
-
$1,666 USD
View
B
Retailer 14
-
$1,861 USD
View
Most Expensive
B
MOH London
LG813630783 · Nov 1
$1,982 USD
£1,561 GBP
View
14 more retailers have this diamond
Prices start from $458 USDSave up to $1,524 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
1.22ct Cushion
$458 USD