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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG825656388

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG825656388

Diamond specifications and retailer prices

From €256 EUR
$286 USD
As of October 25, 2026
Save €1,006 EUR (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,262 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG825656388 or 825656388. Listed at 14 retailers as of October 25, 2026, with prices from €256 to €1,262, a €1,006 spread on the same certified stone. Brilliant Earth lists it at €1,262. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle35.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825656388
Dimensions7.54 × 5.17 × 3.45 mm
L/W Ratio1.46
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
7.54 mm5.17 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825656388
Side View
Table 58.0%Crown 32.8°Girdle: MED-THKPavilion 35.4°Culet: NoneDepth 66.7%

Caratlytics Score

How it works →
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 25
Current: €1,262 EUR|Low: €256 EUR|High: €1,835 EUR|Avg: €703 EUR|-31.2%
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 6€256 EUR
Retailer 8€264 EUR
Retailer 2€420 EUR
Retailer 3€433 EUR
Retailer 9€439 EUR
Retailer 7€482 EUR
Retailer 4€517 EUR
Retailer 10€624 EUR
Retailer 13€670 EUR
Retailer 14€824 EUR
Retailer 5€869 EUR
Retailer 11€1,026 EUR
Retailer 12€1,226 EUR
Brilliant Earth€1,262 EUR

35 data points across 14 retailers

14 retailers€256 EUR to €1,262 EUR

A
Cheapest Retailer
-
€256 EUR
$286 USD
A
Retailer 2
-
€264 EUR
£232 GBP
View
A
Retailer 3
-
€420 EUR
View
A
Retailer 4
-
€433 EUR
$484 USD
View
A
Retailer 5
-
€439 EUR
ZAR 7,932 ZAR
View
A
Retailer 6
-
€482 EUR
£424 GBP
View
A
Retailer 7
-
€517 EUR
$578 USD
View
A
Retailer 8
-
€624 EUR
A$1,072 AUD
View
A
Retailer 9
-
€670 EUR
$748 USD
View
B+
Retailer 10
-
€824 EUR
SGD 1,244 SGD
View
B+
Retailer 11
-
€869 EUR
$971 USD
View
B+
Retailer 12
-
€1,026 EUR
£903 GBP
View
Retailer 13
-
€1,226 EUR
$1,370 USD
View
Price last confirmed 13 days ago
Most Expensive
B+
Brilliant Earth
21589669A · Oct 30
€1,262 EUR
$1,410 USD
View
13 more retailers have this diamond
Prices start from €256 EURSave up to €1,006 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
1.03ct Cushion
€256 EUR