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Cushion|Lab Grown|IGI

4.01ct H SI1 Cushion Lab Grown Diamond

VG • H/SI1 • IGI LG447069257

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

Certificate IGI LG447069257

Diamond specifications and retailer prices

From €906 EUR
$1,012 USD
As of October 30, 2026
Save €4,393 EUR (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €5,299 EUR at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG447069257 or 447069257. Listed at 10 retailers as of October 30, 2026, with prices from €906 to €5,299, a €4,393 spread on the same certified stone. Do Amore Diamonds lists it at €5,299. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.01
Carat
H
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447069257
Dimensions9.01 × 8.85 × 6.29 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Chemical Vapor Deposition (CVD) laboratory grown diamond is classified as Type IIa
Top View
9.01 mm8.85 mm4.01 ctH / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447069257
Side View
Table 63.0%Crown 35.4°Girdle: THK-VTKPavilion 40.4°Culet: NoneDepth 71.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €5,299 EUR|Low: €570 EUR|High: €5,299 EUR|Avg: €1,707 EUR|+29.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9€693 EUR
Retailer 4€834 EUR
Retailer 8€906 EUR
Retailer 6€909 EUR
Retailer 2€930 EUR
Retailer 3€1,099 EUR
Retailer 10€1,130 EUR
Retailer 7€1,593 EUR
Retailer 11€1,624 EUR
Retailer 12€2,786 EUR
Retailer 5€3,018 EUR
Do Amore Diamonds€5,299 EUR

22 data points across 12 retailers

10 retailers€906 EUR to €5,299 EUR

Retailer 1
-
€693 EUR
$774 USD
Price last confirmed 15 days ago
B+
Retailer 2
-
€906 EUR
$1,012 USD
View
B+
Retailer 3
-
€909 EUR
$1,015 USD
View
B+
Retailer 4
-
€930 EUR
£819 GBP
View
B+
Retailer 5
-
€1,130 EUR
$1,262 USD
View
B+
Retailer 6
-
€1,593 EUR
$1,780 USD
View
B+
Retailer 7
-
€1,624 EUR
$1,814 USD
View
B
Retailer 8
-
€2,786 EUR
$3,112 USD
View
B
Retailer 9
-
€3,018 EUR
£2,655 GBP
View
Most Expensive
B
Do Amore Diamonds
27-1304104FB · Oct 30
€5,299 EUR
$5,920 USD
View
9 more retailers have this diamond
Prices start from €906 EURSave up to €4,393 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.

B+
4.01ct Cushion
€906 EUR