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Cushion|Lab Grown|IGI

1.28ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG825660202

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825660202

Diamond specifications and retailer prices

From €429 EUR
$479 USD
As of October 30, 2026
Save €1,773 EUR (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,202 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.28ct lab-grown cushion diamond

This 1.28ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825660202 or 825660202. Listed at 15 retailers as of October 30, 2026, with prices from €429 to €2,202, a €1,773 spread on the same certified stone. Brilliant Earth lists it at €2,202. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.9°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660202
Dimensions8.30 × 5.50 × 3.68 mm
L/W Ratio1.51
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
8.30 mm5.50 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660202
Side View
Table 61.0%Crown 30.9°Girdle: MED-THKPavilion 34.3°Culet: NoneDepth 66.9%

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: €2,202 EUR|Low: €429 EUR|High: €2,577 EUR|Avg: €1,223 EUR|-10.9%
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
October 30, 2026
Retailer 15€429 EUR
Retailer 11€460 EUR
Retailer 10€694 EUR
Retailer 8€727 EUR
Retailer 3€728 EUR
Retailer 2€757 EUR
Retailer 9€790 EUR
Retailer 13€810 EUR
Retailer 4€1,109 EUR
Retailer 6€1,486 EUR
Retailer 14€1,509 EUR
Retailer 5€1,598 EUR
Retailer 12€1,692 EUR
Retailer 7€1,773 EUR
Brilliant Earth€2,202 EUR

39 data points across 15 retailers

15 retailers€429 EUR to €2,202 EUR

A
Cheapest Retailer
-
€429 EUR
$479 USD
Final sale: no returns
A
Retailer 2
-
€460 EUR
$514 USD
View
A
Retailer 3
-
€694 EUR
$775 USD
View
A
Retailer 4
-
€727 EUR
View
A
Retailer 5
-
€728 EUR
$813 USD
View
A
Retailer 6
-
€757 EUR
£666 GBP
View
A
Retailer 7
-
€790 EUR
ZAR 14,267 ZAR
View
A
Retailer 8
-
€810 EUR
$905 USD
View
B+
Retailer 9
-
€1,109 EUR
$1,239 USD
View
Retailer 10
-
€1,486 EUR
$1,660 USD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
€1,509 EUR
$1,686 USD
View
B+
Retailer 12
-
€1,598 EUR
SGD 2,413 SGD
View
B+
Retailer 13
-
€1,692 EUR
£1,488 GBP
View
Retailer 14
-
€1,773 EUR
£1,560 GBP
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
21434032A · Oct 30
€2,202 EUR
$2,460 USD
View
14 more retailers have this diamond
Prices start from €429 EURSave up to €1,773 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
1.28ct Cushion
€429 EUR