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Cushion|Lab Grown|IGI

4.03ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG598372126

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG598372126

Diamond specifications and retailer prices

From €708 EUR
HK$6,200 HKD
As of November 1, 2026
Save €3,982 EUR (85%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €4,690 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 4.03ct lab-grown cushion diamond

This 4.03ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG598372126 or 598372126. Listed at 14 retailers as of October 31, 2026, with prices from €708 to €4,690, a €3,982 spread on the same certified stone. Brilliant Earth lists it at €4,690. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.03
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598372126
Dimensions9.76 × 9.01 × 6.08 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.76 mm9.01 mm4.03 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598372126
Side View
Table 61.0%Crown 32.4°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 67.5%

Caratlytics Score

How it works →
A
Excellent
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 1
Current: €4,690 EUR|Low: €506 EUR|High: €4,832 EUR|Avg: €1,564 EUR|-3.0%
Brilliant Earth
Retailer 2
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Retailer 21
November 2, 2026
Retailer 9€506 EUR
Retailer 7€563 EUR
Retailer 3€708 EUR
Retailer 2€715 EUR
Retailer 20€767 EUR
Retailer 5€896 EUR
Retailer 16€996 EUR
Retailer 18€1,125 EUR
Retailer 11€1,249 EUR
Retailer 4€1,291 EUR
Retailer 17€1,299 EUR
Retailer 15€1,328 EUR
Retailer 10€1,644 EUR
Retailer 6€1,805 EUR
Retailer 12€1,852 EUR
Retailer 8€1,935 EUR
Retailer 21€2,048 EUR
Retailer 19€2,099 EUR
Retailer 14€2,285 EUR
Retailer 13€2,816 EUR
Brilliant Earth€4,690 EUR

21 data points across 21 retailers

14 retailers€708 EUR to €4,690 EUR

A
Cheapest Retailer
-
€708 EUR
HK$6,200 HKD
A
Retailer 2
-
€715 EUR
£631 GBP
View
A
Retailer 3
-
€767 EUR
$860 USD
View
B+
Retailer 4
-
€996 EUR
$1,117 USD
View
A
Retailer 5
-
€1,125 EUR
$1,262 USD
View
A
Retailer 6
-
€1,291 EUR
ZAR 23,398 ZAR
View
A
Retailer 7
-
€1,299 EUR
A$2,242 AUD
View
A
Retailer 8
-
€1,328 EUR
$1,489 USD
View
B+
Retailer 9
-
€1,805 EUR
$2,024 USD
View
Retailer 10
-
€1,935 EUR
$2,170 USD
View
Price last confirmed 35 days ago
B+
Retailer 11
-
€2,048 EUR
SGD 3,104 SGD
View
B+
Retailer 12
-
€2,099 EUR
$2,355 USD
View
B+
Retailer 13
-
€2,816 EUR
£2,487 GBP
View
Most Expensive
B
Brilliant Earth
22350162A · Oct 31
€4,690 EUR
$5,260 USD
View
13 more retailers have this diamond
Prices start from €708 EURSave up to €3,982 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
4.03ct Cushion
€708 EUR