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Cushion|Lab Grown|IGI

1.03ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG836639790

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836639790

Diamond specifications and retailer prices

From €255 EUR
£224 GBP
As of November 2, 2026
Save €1,481 EUR (85%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €1,736 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 LG836639790 or 836639790. Listed at 11 retailers as of November 2, 2026, with prices from €255 to €1,736, a €1,481 spread on the same certified stone. Do Amore Diamonds lists it at €1,736. 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
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639790
Dimensions6.57 × 5.47 × 3.79 mm
L/W Ratio1.20
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
6.57 mm5.47 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639790
Side View
Table 60.0%Crown 33.8°Girdle: MED-THKPavilion 38.3°Culet: NoneDepth 69.3%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: €1,736 EUR|Low: €255 EUR|High: €1,790 EUR|Avg: €869 EUR|-3.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 2€255 EUR
Retailer 11€389 EUR
Retailer 10€408 EUR
Retailer 5€423 EUR
Retailer 9€600 EUR
Retailer 8€604 EUR
Retailer 4€994 EUR
Retailer 3€1,155 EUR
Retailer 6€1,253 EUR
Retailer 7€1,286 EUR
Do Amore Diamonds€1,736 EUR

37 data points across 11 retailers

11 retailers€255 EUR to €1,736 EUR

A+
Cheapest Retailer
-
€255 EUR
£224 GBP
A
Retailer 2
-
€389 EUR
$435 USD
View
A
Retailer 3
-
€408 EUR
$456 USD
View
A
Retailer 4
-
€423 EUR
View
A
Retailer 5
-
€600 EUR
$671 USD
View
A
Retailer 6
-
€604 EUR
A$1,039 AUD
View
B+
Retailer 7
-
€994 EUR
£874 GBP
View
B+
Retailer 8
-
€1,155 EUR
$1,290 USD
View
B+
Retailer 9
-
€1,253 EUR
$1,400 USD
View
B+
Retailer 10
-
€1,286 EUR
A$2,211 AUD
View
Most Expensive
B
Do Amore Diamonds
27-5D9DE4E7C · Nov 2
€1,736 EUR
$1,940 USD
View
10 more retailers have this diamond
Prices start from €255 EURSave up to €1,481 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
€255 EUR