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Marquise|Lab Grown|IGI

0.30ct G VS1 Marquise Lab Grown Diamond

ID • G/VS1 • IGI LG542237492

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG542237492

Diamond specifications and retailer prices

From £63 GBP
$85 USD
As of October 30, 2026
Save £513 GBP (89%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £576 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.3ct lab-grown marquise diamond

This 0.3ct lab-grown marquise sits in the sub-half-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG542237492 or 542237492. Listed at 14 retailers as of October 26, 2026, with prices from £63 to £576, a £513 spread on the same certified stone. MOH London lists it at £576. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.30
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.2°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542237492
Dimensions7.38 × 3.48 × 2.01 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.38 mm3.48 mm0.30 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG542237492
Side View
Table 62.5%Crown 36.2°Girdle: MED-STKPavilion 37.9°Culet: NoneDepth 57.8%

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: Oct 30
Current: £576 GBP|Low: £60 GBP|High: £583 GBP|Avg: £193 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 9£63 GBP
Retailer 13£73 GBP
Retailer 3£84 GBP
Retailer 10£84 GBP
Retailer 5£127 GBP
Retailer 6£142 GBP
Retailer 2£142 GBP
Retailer 12£169 GBP
Retailer 7£201 GBP
Retailer 4£246 GBP
Retailer 11£252 GBP
Retailer 8£409 GBP
MOH London£576 GBP

43 data points across 13 retailers

14 retailers£63 GBP to £576 GBP

A
Cheapest Retailer
-
£63 GBP
$85 USD
A
Retailer 2
-
£73 GBP
$98 USD
View
Retailer 3
-
£84 GBP
$112 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£84 GBP
$112 USD
View
B+
Retailer 5
-
£127 GBP
$170 USD
View
B+
Retailer 6
-
£142 GBP
View
B+
Retailer 7
-
£142 GBP
ZAR 3,080 ZAR
View
B+
Retailer 8
-
£169 GBP
$226 USD
View
B+
Retailer 9
-
£201 GBP
HK$2,100 HKD
View
B+
Retailer 10
-
£201 GBP
View
B
Retailer 11
-
£246 GBP
$330 USD
View
B
Retailer 12
-
£252 GBP
$338 USD
View
B
Retailer 13
-
£409 GBP
View
Most Expensive
B
MOH London
LG542237492 · Oct 26
£576 GBP
View
13 more retailers have this diamond
Prices start from £63 GBPSave up to £513 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
0.30ct Marquise
£63 GBP