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Marquise|Lab Grown|IGI

5.09ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG841644851

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841644851

Diamond specifications and retailer prices

From £806 GBP
$1,080 USD
As of November 1, 2026
Save £1,136 GBP (59%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £2,374 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 5.09ct lab-grown marquise diamond

This 5.09ct lab-grown marquise sits in the over five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG841644851 or 841644851. Listed at 6 retailers as of October 31, 2026, with a 141% 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

5.09
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841644851
Dimensions17.85 × 9.11 × 5.49 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.85 mm9.11 mm5.09 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841644851
Side View
Table 61.0%Crown 33.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £2,374 GBP|Low: £806 GBP|High: £2,397 GBP|Avg: £1,380 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6£806 GBP
Retailer 2£900 GBP
Retailer 3£913 GBP
Retailer 4£1,431 GBP
Retailer 5£1,942 GBP
MOH London£2,374 GBP

19 data points across 6 retailers

6 retailers£806 GBP to £1,942 GBP

B+
Cheapest Retailer
-
£806 GBP
$1,080 USD
A
Retailer 2
-
£900 GBP
View
Retailer 3
-
£913 GBP
€1,165 EUR
View
Price last confirmed 7 days ago
B+
Retailer 4
-
£1,431 GBP
$1,918 USD
View
B+
Retailer 5
-
£1,942 GBP
$2,602 USD
View
Most Expensive
MOH London
LG841644851 · Oct 25
£2,374 GBP
View
Price last confirmed 7 days ago
5 more retailers have this diamond
Prices start from £806 GBPSave up to £1,136 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
5.09ct Marquise
£806 GBP