Marquise|Lab Grown|IGI

4.03ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG841631278

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841631278

Diamond specifications and retailer prices

From £370 GBP
$496 USD
As of October 31, 2026
Save £2,078 GBP (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £2,448 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.03ct lab-grown marquise diamond

This 4.03ct lab-grown marquise sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841631278 or 841631278. Listed at 4 retailers as of October 30, 2026, with prices from £370 to £2,448, a £2,078 spread on the same certified stone. Brilliant Earth lists it at £2,448. 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
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841631278
Dimensions15.81 × 8.38 × 5.27 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.81 mm8.38 mm4.03 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841631278
Side View
Table 63.0%Crown 36.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,448 GBP|Low: £370 GBP|High: £2,493 GBP|Avg: £1,292 GBP|-1.8%
Brilliant Earth
Retailer 2
Retailer 3
October 31, 2026
Retailer 3£370 GBP
Retailer 2£702 GBP
Brilliant Earth£2,448 GBP

29 data points across 3 retailers

4 retailers£370 GBP to £2,448 GBP

A
Cheapest Retailer
-
£370 GBP
$496 USD
Final sale: no returns
A
Retailer 2
-
£702 GBP
View
Retailer 3
-
£2,321 GBP
$3,110 USD
View
Price last confirmed 17 days ago
Most Expensive
B+
Brilliant Earth
21726615A · Oct 30
£2,448 GBP
$3,280 USD
View
3 more retailers have this diamond
Prices start from £370 GBPSave up to £2,078 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 Marquise
£370 GBP