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Cushion|Lab Grown|IGI

4.03ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG711523016

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

Certificate IGI LG711523016

Diamond specifications and retailer prices

From £698 GBP
$935 USD
As of October 29, 2026
Save £1,693 GBP (71%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £5,068 GBP at Brilliant Earth · As of October 13, 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 D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG711523016 or 711523016. Listed at 13 retailers as of October 26, 2026, with a 243% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG711523016
Dimensions9.38 × 9.22 × 6.10 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.38 mm9.22 mm4.03 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG711523016
Side View
Table 62.0%Crown 35.9°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 66.2%

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 29
Current: £5,068 GBP|Low: £562 GBP|High: £5,471 GBP|Avg: £1,721 GBP|-7.4%
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
October 30, 2026
Retailer 9£562 GBP
Retailer 10£698 GBP
Retailer 13£879 GBP
Retailer 2£906 GBP
Retailer 11£925 GBP
Retailer 6£951 GBP
Retailer 4£1,410 GBP
Retailer 3£1,763 GBP
Retailer 12£1,933 GBP
Retailer 5£1,955 GBP
Retailer 8£2,302 GBP
Retailer 7£2,390 GBP
Brilliant Earth£5,068 GBP

38 data points across 13 retailers

13 retailers£698 GBP to £2,390 GBP

Retailer 1
-
£562 GBP
Price last confirmed 14 days ago
A
Retailer 2
-
£698 GBP
$935 USD
View
A
Retailer 3
-
£879 GBP
$1,178 USD
View
A
Retailer 4
-
£906 GBP
View
A
Retailer 5
-
£925 GBP
$1,239 USD
View
A
Retailer 6
-
£951 GBP
€1,213 EUR
View
A
Retailer 7
-
£1,410 GBP
$1,889 USD
View
B+
Retailer 8
-
£1,763 GBP
View
B+
Retailer 9
-
£1,933 GBP
$2,590 USD
View
Retailer 10
-
£1,955 GBP
$2,620 USD
View
Price last confirmed 12 days ago
Retailer 11
-
£2,302 GBP
$3,085 USD
View
Price last confirmed 11 days ago
B+
Retailer 12
-
£2,390 GBP
View
Most Expensive
Brilliant Earth
14871281A · Oct 13
£5,068 GBP
$6,790 USD
View
Price last confirmed 17 days ago
12 more retailers have this diamond
Prices start from £698 GBPSave up to £1,693 GBP

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
£698 GBP