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Marquise|Lab Grown|IGI

4.02ct H VVS2 Marquise Lab Grown Diamond

EX • H/VVS2 • IGI LG841610118

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841610118

Diamond specifications and retailer prices

From £369 GBP
$495 USD
As of October 31, 2026
Save £330 GBP (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £2,317 GBP at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 4.02ct lab-grown marquise diamond

This 4.02ct 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 LG841610118 or 841610118. Listed at 3 retailers as of October 31, 2026, with a 89% 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

4.02
Carat
H
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841610118
Dimensions16.21 × 8.20 × 5.23 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.21 mm8.20 mm4.02 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841610118
Side View
Table 62.0%Crown 37.2°Girdle: MED-THKPavilion 40.3°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: £2,317 GBP|Low: £369 GBP|High: £2,317 GBP|Avg: £1,150 GBP
Rare Carat
Retailer 2
Retailer 3
November 1, 2026
Retailer 3£369 GBP
Retailer 2£700 GBP
Rare Carat£2,317 GBP

28 data points across 3 retailers

3 retailers£369 GBP to £700 GBP

A
Cheapest Retailer
-
£369 GBP
$495 USD
Final sale: no returns
A
Retailer 2
-
£700 GBP
View
Most Expensive
Rare Carat
841610118 · Oct 14
£2,317 GBP
$3,105 USD
View
Price last confirmed 17 days ago
2 more retailers have this diamond
Prices start from £369 GBPSave up to £330 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
4.02ct Marquise
£369 GBP