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Cushion|Lab Grown|IGI

1.33ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG656488124

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG656488124

Diamond specifications and retailer prices

From €288 EUR
$323 USD
As of October 30, 2026
Save €995 EUR (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,184 EUR at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.33ct lab-grown cushion diamond

This 1.33ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG656488124 or 656488124. Listed at 14 retailers as of October 29, 2026, with a 345% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656488124
Dimensions6.47 × 6.43 × 4.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
6.47 mm6.43 mm1.33 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656488124
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 65.0%

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: €2,184 EUR|Low: €288 EUR|High: €2,184 EUR|Avg: €676 EUR
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
October 31, 2026
Retailer 4€288 EUR
Retailer 3€318 EUR
Retailer 8€338 EUR
Retailer 13€428 EUR
Retailer 7€459 EUR
Retailer 14€521 EUR
Retailer 5€544 EUR
Retailer 11€547 EUR
Retailer 2€558 EUR
Retailer 10€777 EUR
Retailer 12€794 EUR
Retailer 6€864 EUR
Retailer 9€1,283 EUR
Brilliant Earth€2,184 EUR

41 data points across 14 retailers

14 retailers€288 EUR to €1,283 EUR

A
Cheapest Retailer
-
€288 EUR
$323 USD
Final sale: no returns
A
Retailer 2
-
€318 EUR
$357 USD
View
A
Retailer 3
-
€338 EUR
£298 GBP
View
A
Retailer 4
-
€428 EUR
$480 USD
View
A
Retailer 5
-
€459 EUR
$515 USD
View
A
Retailer 6
-
€544 EUR
$610 USD
View
A
Retailer 7
-
€547 EUR
ZAR 9,914 ZAR
View
A
Retailer 8
-
€558 EUR
£493 GBP
View
A
Retailer 9
-
€777 EUR
A$1,340 AUD
View
A
Retailer 10
-
€794 EUR
$891 USD
View
A
Retailer 11
-
€864 EUR
$969 USD
View
B+
Retailer 12
-
€1,067 EUR
$1,197 USD
View
B+
Retailer 13
-
€1,283 EUR
£1,133 GBP
View
Most Expensive
Brilliant Earth
21385464A · Oct 8
€2,184 EUR
$2,450 USD
View
Price last confirmed 25 days ago
13 more retailers have this diamond
Prices start from €288 EURSave up to €995 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
1.33ct Cushion
€288 EUR