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Marquise|Lab Grown|IGI

0.31ct H SI2 Marquise Lab Grown Diamond

VG • H/SI2 • IGI LG539229188

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG539229188

Diamond specifications and retailer prices

From $111 SGD
$87 USD
As of November 2, 2026
Save $902 SGD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,013 SGD at MOH London · As of October 29, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG539229188 or 539229188. Listed at 11 retailers as of October 29, 2026, with prices from $111 to $1,013, a $902 spread on the same certified stone. MOH London lists it at $1,013. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.31
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539229188
Dimensions7.53 × 3.50 × 2.08 mm
L/W Ratio2.15
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
7.53 mm3.50 mm0.31 ctH / SI2
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG539229188
Side View
Table 63.5%Crown 30.6°Girdle: THN-STKPavilion 40.9°Culet: NoneDepth 59.4%

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 2
Current: $1,013 SGD|Low: $106 SGD|High: $1,020 SGD|Avg: $344 SGD|+0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 5$111 SGD
Retailer 8$128 SGD
Retailer 9$146 SGD
Retailer 10$146 SGD
Retailer 2$217 SGD
Retailer 3$262 SGD
Retailer 7$291 SGD
Retailer 4$352 SGD
Retailer 11$424 SGD
Retailer 6$441 SGD
MOH London$1,013 SGD

17 data points across 11 retailers

11 retailers$111 SGD to $1,013 SGD

A
Cheapest Retailer
-
$111 SGD
$87 USD
B+
Retailer 2
-
$128 SGD
$100 USD
View
Retailer 3
-
$146 SGD
$114 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$146 SGD
$114 USD
View
B+
Retailer 5
-
$217 SGD
$170 USD
View
B+
Retailer 6
-
$262 SGD
HK$1,600 HKD
View
B
Retailer 7
-
$291 SGD
$228 USD
View
B
Retailer 8
-
$352 SGD
£217 GBP
View
B
Retailer 9
-
$424 SGD
$332 USD
View
B
Retailer 10
-
$441 SGD
$345 USD
View
Most Expensive
C
MOH London
LG539229188 · Oct 29
$1,013 SGD
£624 GBP
View
10 more retailers have this diamond
Prices start from $111 SGDSave up to $902 SGD

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
$111 SGD