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Cushion|Lab Grown|IGI

4.19ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG500144867

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG500144867

Diamond specifications and retailer prices

From £2,806 GBP
$3,760 USD
As of October 31, 2026
10 retailers carry this diamond
Most expensive: £28,307 GBP at Cape Diamonds · As of October 29, 2026
View at Cape Diamonds

About this 4.19ct lab-grown cushion diamond

This 4.19ct 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 LG500144867 or 500144867. Listed at 10 retailers as of October 31, 2026. 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

4.19
Carat
H
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle32°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500144867
Dimensions9.20 × 8.75 × 5.73 mm
L/W Ratio1.05
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
9.20 mm8.75 mm4.19 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500144867
Side View
Table 66.5%Crown 35.9°Girdle: STK-VTKPavilion 32°Culet: NoneDepth 65.5%

Caratlytics Score

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

Price History

Last verified: Oct 31
Current: £28,307 GBP|Low: £2,806 GBP|High: £33,153 GBP|Avg: £17,625 GBP|-10.8%
Cape Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 1, 2026
Retailer 6£2,806 GBP
Retailer 12£12,161 GBP
Retailer 9£12,839 GBP
Retailer 3£12,856 GBP
Retailer 8£13,159 GBP
Retailer 7£13,298 GBP
Retailer 4£14,277 GBP
Retailer 10£19,052 GBP
Retailer 5£20,888 GBP
Cape Diamonds£28,307 GBP
Retailer 2£28,878 GBP
Retailer 11£33,153 GBP

21 data points across 12 retailers

10 retailers

B+
Cheapest Retailer
-
£2,806 GBP
$3,760 USD
Retailer 2
-
£12,161 GBP
$16,294 USD
View
Price under review
Retailer 3
-
£12,839 GBP
$17,203 USD
View
Price under review
Final sale: no returns
Retailer 4
-
£20,888 GBP
View
Price under review
Most Expensive
Cape Diamonds
cert_500144867 · Oct 29
£28,307 GBP
ZAR 612,739 ZAR
View
Price under review
4 more retailers have this diamond
Prices start from £2,806 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.

B+
4.19ct Cushion
£2,806 GBP