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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 €344 EUR
$384 USD
As of October 30, 2026
Save €1,796 EUR (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,139 EUR 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 30, 2026, with prices from €344 to €2,139, a €1,796 spread on the same certified stone. Brilliant Earth lists it at €2,139. 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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,139 EUR|Low: €344 EUR|High: €2,148 EUR|Avg: €864 EUR|-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 1, 2026
Retailer 4€344 EUR
Retailer 14€381 EUR
Retailer 3€424 EUR
Retailer 5€512 EUR
Retailer 10€515 EUR
Retailer 15€536 EUR
Retailer 16€593 EUR
Retailer 9€615 EUR
Retailer 13€655 EUR
Retailer 2€679 EUR
Retailer 11€926 EUR
Retailer 7€1,015 EUR
Retailer 8€1,264 EUR
Retailer 6€1,479 EUR
Retailer 12€1,537 EUR
Brilliant Earth€2,139 EUR

39 data points across 16 retailers

16 retailers€344 EUR to €2,139 EUR

A
Cheapest Retailer
-
€344 EUR
$384 USD
Final sale: no returns
A
Retailer 2
-
€381 EUR
$426 USD
View
A
Retailer 3
-
€424 EUR
HK$3,700 HKD
View
A
Retailer 4
-
€512 EUR
$572 USD
View
A
Retailer 5
-
€515 EUR
$575 USD
View
A
Retailer 6
-
€536 EUR
$599 USD
View
A
Retailer 7
-
€593 EUR
$662 USD
View
A
Retailer 8
-
€615 EUR
View
A
Retailer 9
-
€655 EUR
ZAR 11,828 ZAR
View
A
Retailer 10
-
€679 EUR
£597 GBP
View
B+
Retailer 11
-
€926 EUR
A$1,592 AUD
View
B+
Retailer 12
-
€1,015 EUR
SGD 1,532 SGD
View
B
Retailer 13
-
€1,264 EUR
$1,412 USD
View
B
Retailer 14
-
€1,479 EUR
$1,652 USD
View
B
Retailer 15
-
€1,537 EUR
£1,352 GBP
View
Most Expensive
B
Brilliant Earth
20520352A · Oct 31
€2,139 EUR
$2,390 USD
View
15 more retailers have this diamond
Prices start from €344 EURSave up to €1,796 EUR

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
€344 EUR