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Marquise|Lab Grown|IGI

0.31ct H SI1 Marquise Lab Grown Diamond

GD • H/SI1 • IGI LG544242229

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG544242229

Diamond specifications and retailer prices

From HK$683 HKD
$87 USD
As of November 2, 2026
Save HK$5,505 HKD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$6,188 HKD at MOH London · As of November 2, 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 SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG544242229 or 544242229. Listed at 11 retailers as of November 2, 2026, with prices from HK$683 to HK$6,188, a HK$5,505 spread on the same certified stone. MOH London lists it at HK$6,188. 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
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.4°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544242229
Dimensions7.24 × 3.41 × 2.10 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
7.24 mm3.41 mm0.31 ctH / SI1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG544242229
Side View
Table 65.5%Crown 38.4°Girdle: MED-THKPavilion 39.9°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$6,188 HKD|Low: HK$651 HKD|High: HK$9,775 HKD|Avg: HK$2,809 HKD|-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
November 2, 2026
Retailer 6HK$683 HKD
Retailer 9HK$785 HKD
Retailer 10HK$894 HKD
Retailer 11HK$894 HKD
Retailer 2HK$1,334 HKD
Retailer 4HK$1,607 HKD
Retailer 8HK$1,789 HKD
Retailer 5HK$2,163 HKD
Retailer 12HK$2,605 HKD
Retailer 7HK$2,707 HKD
MOH LondonHK$6,188 HKD
Retailer 3HK$9,775 HKD

20 data points across 12 retailers

11 retailersHK$683 HKD to HK$6,188 HKD

B+
Cheapest Retailer
-
HK$683 HKD
$87 USD
B+
Retailer 2
-
HK$785 HKD
$100 USD
View
Retailer 3
-
HK$894 HKD
$114 USD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
HK$894 HKD
$114 USD
View
B+
Retailer 5
-
HK$1,334 HKD
$170 USD
View
B
Retailer 6
-
HK$1,607 HKD
View
B
Retailer 7
-
HK$1,789 HKD
$228 USD
View
B
Retailer 8
-
HK$2,163 HKD
£217 GBP
View
B
Retailer 9
-
HK$2,605 HKD
$332 USD
View
C
Retailer 10
-
HK$2,707 HKD
$345 USD
View
Most Expensive
C
MOH London
LG544242229 · Nov 2
HK$6,188 HKD
£621 GBP
View
10 more retailers have this diamond
Prices start from HK$683 HKDSave up to HK$5,505 HKD

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.

B+
0.31ct Marquise
HK$683 HKD