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Marquise|Lab Grown|IGI

4.03ct H VVS2 Marquise Lab Grown Diamond

ID • H/VVS2 • IGI LG831622988

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831622988

Diamond specifications and retailer prices

From £448 GBP
$600 USD
As of October 30, 2026
Save £3,926 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £4,373 GBP at Brilliant Earth · As of October 31, 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 LG831622988 or 831622988. Listed at 13 retailers as of October 30, 2026, with prices from £448 to £4,373, a £3,926 spread on the same certified stone. Brilliant Earth lists it at £4,373. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831622988
Dimensions16.74 × 8.24 × 5.09 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.74 mm8.24 mm4.03 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831622988
Side View
Table 59.0%Crown 36.2°Girdle: MED-STKPavilion 39°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
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 30
Current: £4,373 GBP|Low: £430 GBP|High: £4,508 GBP|Avg: £1,463 GBP|+26.0%
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 12£448 GBP
Retailer 10£502 GBP
Retailer 7£602 GBP
Retailer 11£653 GBP
Retailer 4£852 GBP
Retailer 13£916 GBP
Retailer 2£1,112 GBP
Retailer 9£1,377 GBP
Retailer 3£1,460 GBP
Retailer 5£1,754 GBP
Retailer 8£2,302 GBP
Retailer 6£2,423 GBP
Brilliant Earth£4,373 GBP

22 data points across 13 retailers

13 retailers£448 GBP to £4,373 GBP

A
Cheapest Retailer
-
£448 GBP
$600 USD
A
Retailer 2
-
£502 GBP
$672 USD
View
A
Retailer 3
-
£602 GBP
HK$6,300 HKD
View
A
Retailer 4
-
£653 GBP
$875 USD
View
B+
Retailer 5
-
£852 GBP
$1,142 USD
View
A
Retailer 6
-
£916 GBP
$1,228 USD
View
A
Retailer 7
-
£1,112 GBP
A$2,293 AUD
View
A
Retailer 8
-
£1,377 GBP
$1,845 USD
View
A
Retailer 9
-
£1,460 GBP
$1,956 USD
View
B+
Retailer 10
-
£1,754 GBP
SGD 3,175 SGD
View
B+
Retailer 11
-
£2,302 GBP
$3,085 USD
View
B+
Retailer 12
-
£2,423 GBP
View
Most Expensive
B
Brilliant Earth
21078104A · Oct 31
£4,373 GBP
$5,860 USD
View
12 more retailers have this diamond
Prices start from £448 GBPSave up to £3,926 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
£448 GBP