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Marquise|Lab Grown|IGI

0.31ct G VVS2 Marquise Lab Grown Diamond

ID • G/VVS2 • IGI LG720536197

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG720536197

Diamond specifications and retailer prices

From £72 GBP
$97 USD
As of October 30, 2026
Save £405 GBP (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £662 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.31ct lab-grown marquise diamond

This 0.31ct lab-grown marquise sits in the sub-half-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG720536197 or 720536197. Listed at 16 retailers as of October 30, 2026, with a 560% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.31
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720536197
Dimensions7.31 × 3.43 × 2.18 mm
L/W Ratio2.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.31 mm3.43 mm0.31 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG720536197
Side View
Table 61.0%Crown 36.8°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.6%

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: £662 GBP|Low: £69 GBP|High: £670 GBP|Avg: £228 GBP|-0.1%
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£72 GBP
Retailer 11£84 GBP
Retailer 12£96 GBP
Retailer 13£96 GBP
Retailer 10£127 GBP
Retailer 2£164 GBP
Retailer 7£168 GBP
Retailer 6£173 GBP
Retailer 4£179 GBP
Retailer 8£231 GBP
Retailer 3£313 GBP
Retailer 5£478 GBP
MOH London£662 GBP

44 data points across 13 retailers

16 retailers£72 GBP to £478 GBP

A
Cheapest Retailer
-
£72 GBP
$97 USD
A
Retailer 2
-
£84 GBP
$113 USD
View
A
Retailer 3
-
£96 GBP
$128 USD
View
Retailer 4
-
£96 GBP
$128 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£127 GBP
$170 USD
View
B+
Retailer 6
-
£164 GBP
ZAR 3,540 ZAR
View
B+
Retailer 7
-
£168 GBP
€214 EUR
View
B+
Retailer 8
-
£173 GBP
View
B+
Retailer 9
-
£179 GBP
$240 USD
View
B
Retailer 10
-
£231 GBP
View
B
Retailer 11
-
£257 GBP
SGD 465 SGD
View
B
Retailer 12
-
£290 GBP
$388 USD
View
B
Retailer 13
-
£313 GBP
$419 USD
View
B
Retailer 14
-
£333 GBP
$447 USD
View
B
Retailer 15
-
£478 GBP
View
Most Expensive
MOH London
LG720536197 · Nov 1
£662 GBP
View
Price under review
15 more retailers have this diamond
Prices start from £72 GBPSave up to £405 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
0.31ct Marquise
£72 GBP