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Cushion|Lab Grown|IGI

1.29ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG713512881

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

Certificate IGI LG713512881

Diamond specifications and retailer prices

From €551 EUR
As of November 3, 2026
Save €1,446 EUR (72%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,997 EUR at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.29ct lab-grown cushion diamond

This 1.29ct 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 LG713512881 or 713512881. Listed at 15 retailers as of November 3, 2026, with prices from €551 to €1,997, a €1,446 spread on the same certified stone. Brilliant Earth lists it at €1,997. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713512881
Dimensions6.41 × 6.19 × 4.29 mm
L/W Ratio1.04
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
6.41 mm6.19 mm1.29 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713512881
Side View
Table 64.0%Crown 47.3°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 69.3%

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 3
Current: €1,997 EUR|Low: €356 EUR|High: €1,997 EUR|Avg: €844 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
November 2, 2026
Retailer 3€356 EUR
Retailer 13€377 EUR
Retailer 9€551 EUR
Retailer 4€577 EUR
Retailer 8€578 EUR
Retailer 5€579 EUR
Retailer 7€613 EUR
Retailer 6€634 EUR
Retailer 10€867 EUR
Retailer 2€908 EUR
Retailer 11€1,214 EUR
Retailer 12€1,426 EUR
Brilliant Earth€1,997 EUR

40 data points across 13 retailers

15 retailers€551 EUR to €1,997 EUR

Retailer 1
-
€356 EUR
Price last confirmed 13 days ago
A
Retailer 2
-
€551 EUR
View
A
Retailer 3
-
€577 EUR
View
A
Retailer 4
-
€578 EUR
View
A
Retailer 5
-
€579 EUR
View
A
Retailer 6
-
€613 EUR
View
A
Retailer 7
-
€634 EUR
View
A
Retailer 8
-
€833 EUR
View
Retailer 9
-
€867 EUR
View
Price last confirmed 9 days ago
A
Retailer 10
-
€908 EUR
View
B+
Retailer 11
-
€1,183 EUR
View
B+
Retailer 12
-
€1,214 EUR
View
B+
Retailer 13
-
€1,279 EUR
View
Retailer 14
-
€1,426 EUR
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
14979838A · Nov 3
€1,997 EUR
$2,230 USD
View
14 more retailers have this diamond
Prices start from €551 EURSave up to €1,446 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
1.29ct Cushion
€551 EUR