CaratHunter
Plans
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 $138 AUD
$97 USD
As of October 30, 2026
Save $773 AUD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,262 AUD 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: $1,262 AUD|Low: $132 AUD|High: $1,278 AUD|Avg: $435 AUD|-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$138 AUD
Retailer 11$161 AUD
Retailer 12$182 AUD
Retailer 13$182 AUD
Retailer 10$242 AUD
Retailer 2$312 AUD
Retailer 7$320 AUD
Retailer 6$329 AUD
Retailer 4$342 AUD
Retailer 8$441 AUD
Retailer 3$596 AUD
Retailer 5$911 AUD
MOH London$1,262 AUD

43 data points across 13 retailers

16 retailers$138 AUD to $911 AUD

A
Cheapest Retailer
-
$138 AUD
$97 USD
A
Retailer 2
-
$161 AUD
$113 USD
View
A
Retailer 3
-
$182 AUD
$128 USD
View
Retailer 4
-
$182 AUD
$128 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$242 AUD
$170 USD
View
B+
Retailer 6
-
$312 AUD
ZAR 3,540 ZAR
View
B+
Retailer 7
-
$320 AUD
€214 EUR
View
B+
Retailer 8
-
$329 AUD
£182 GBP
View
B+
Retailer 9
-
$342 AUD
$240 USD
View
B
Retailer 10
-
$441 AUD
£244 GBP
View
B
Retailer 11
-
$490 AUD
SGD 465 SGD
View
B
Retailer 12
-
$552 AUD
$388 USD
View
B
Retailer 13
-
$596 AUD
$419 USD
View
B
Retailer 14
-
$636 AUD
$447 USD
View
B
Retailer 15
-
$911 AUD
£504 GBP
View
Most Expensive
MOH London
LG720536197 · Nov 1
$1,262 AUD
£698 GBP
View
Price under review
15 more retailers have this diamond
Prices start from $138 AUDSave up to $773 AUD

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
$138 AUD