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Cushion|Lab Grown|IGI

1.01ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG803653955

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803653955

Diamond specifications and retailer prices

From $384 USD
As of November 1, 2026
Save $2,006 USD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $2,390 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct 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 LG803653955 or 803653955. Listed at 16 retailers as of October 31, 2026, with prices from $384 to $2,390, a $2,006 spread on the same certified stone. Brilliant Earth lists it at $2,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803653955
Dimensions6.77 × 5.46 × 3.67 mm
L/W Ratio1.24
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
6.77 mm5.46 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803653955
Side View
Table 63.0%Crown 29.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 67.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $2,390 USD|Low: $384 USD|High: $2,400 USD|Avg: $967 USD|-0.4%
Brilliant Earth
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
Retailer 16
November 2, 2026
Retailer 4$384 USD
Retailer 14$426 USD
Retailer 3$474 USD
Retailer 5$572 USD
Retailer 12$575 USD
Retailer 15$599 USD
Retailer 16$662 USD
Retailer 11$687 USD
Retailer 2$735 USD
Retailer 9$765 USD
Retailer 13$1,035 USD
Retailer 7$1,134 USD
Retailer 8$1,412 USD
Retailer 6$1,652 USD
Retailer 10$1,707 USD
Brilliant Earth$2,390 USD

39 data points across 16 retailers

16 retailers$384 USD to $2,390 USD

A
Cheapest Retailer
-
$384 USD
Final sale: no returns
Retailer 2
-
$426 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$474 USD
HK$3,700 HKD
View
A
Retailer 4
-
$572 USD
View
A
Retailer 5
-
$575 USD
View
A
Retailer 6
-
$599 USD
View
A
Retailer 7
-
$662 USD
View
A
Retailer 8
-
$687 USD
€654 EUR
View
A
Retailer 9
-
$735 USD
ZAR 11,870 ZAR
View
A
Retailer 10
-
$765 USD
£602 GBP
View
B+
Retailer 11
-
$1,035 USD
A$1,592 AUD
View
B+
Retailer 12
-
$1,134 USD
SGD 1,532 SGD
View
B
Retailer 13
-
$1,412 USD
View
B
Retailer 14
-
$1,652 USD
View
B
Retailer 15
-
$1,707 USD
£1,344 GBP
View
Most Expensive
B
Brilliant Earth
20520352A · Oct 31
$2,390 USD
View
15 more retailers have this diamond
Prices start from $384 USDSave up to $2,006 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
1.01ct Cushion
$384 USD