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Marquise|Lab Grown|IGI

1.09ct G VS2 Marquise Lab Grown Diamond

ID • G/VS2 • IGI LG845619350

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845619350

Diamond specifications and retailer prices

From £203 GBP
$272 USD
As of November 1, 2026
Save £502 GBP (71%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £705 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845619350 or 845619350. Listed at 6 retailers as of November 1, 2026, with prices from £203 to £705, a £502 spread on the same certified stone. MOH London lists it at £705. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845619350
Dimensions11.19 × 5.44 × 3.21 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.19 mm5.44 mm1.09 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845619350
Side View
Table 58.0%Crown 33.6°Girdle: THN-MEDPavilion 39°Culet: NoneDepth 59.0%

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: £705 GBP|Low: £203 GBP|High: £709 GBP|Avg: £370 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6£203 GBP
Retailer 2£267 GBP
Retailer 4£275 GBP
Retailer 3£286 GBP
Retailer 5£526 GBP
MOH London£705 GBP

18 data points across 6 retailers

6 retailers£203 GBP to £705 GBP

B+
Cheapest Retailer
-
£203 GBP
$272 USD
A
Retailer 2
-
£267 GBP
View
A
Retailer 3
-
£275 GBP
$369 USD
View
A
Retailer 4
-
£286 GBP
View
Retailer 5
-
£526 GBP
$705 USD
View
Price last confirmed 14 days ago
Most Expensive
B
MOH London
LG845619350 · Nov 1
£705 GBP
View
5 more retailers have this diamond
Prices start from £203 GBPSave up to £502 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
1.09ct Marquise
£203 GBP