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0.31ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG752524963

Shape and cutting style on the report: Round brilliant

Certificate IGI LG752524963

Diamond specifications and retailer prices

From HK$698 HKD
$89 USD
As of October 25, 2026
Save HK$4,144 HKD (86%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$4,843 HKD at MOH London · As of October 25, 2026
View at MOH London

About this 0.31ct lab-grown round diamond

This 0.31ct lab-grown round sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG752524963 or 752524963. Listed at 14 retailers as of October 25, 2026, with prices from HK$698 to HK$4,843, a HK$4,144 spread on the same certified stone. MOH London lists it at HK$4,843. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.31
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752524963
Dimensions4.37 × 4.35 × 2.70 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
4.37 mm4.35 mm0.31 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752524963
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.0%

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 25
Current: HK$4,843 HKD|Low: HK$510 HKD|High: HK$4,892 HKD|Avg: HK$1,735 HKD|+1.9%
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
October 26, 2026
Retailer 8HK$534 HKD
Retailer 9HK$612 HKD
Retailer 5HK$698 HKD
Retailer 11HK$698 HKD
Retailer 2HK$1,071 HKD
Retailer 7HK$1,384 HKD
Retailer 10HK$1,530 HKD
Retailer 6HK$1,788 HKD
Retailer 13HK$1,939 HKD
Retailer 12HK$2,118 HKD
Retailer 4HK$2,594 HKD
Retailer 3HK$3,036 HKD
MOH LondonHK$4,843 HKD

39 data points across 13 retailers

14 retailersHK$698 HKD to HK$4,843 HKD

Retailer 1
-
HK$534 HKD
$68 USD
Price last confirmed 9 days ago
Retailer 2
-
HK$612 HKD
$78 USD
View
Price last confirmed 8 days ago
Retailer 3
-
HK$698 HKD
$89 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
HK$698 HKD
$89 USD
View
A
Retailer 5
-
HK$1,071 HKD
£108 GBP
View
A
Retailer 6
-
HK$1,384 HKD
€168 EUR
View
A
Retailer 7
-
HK$1,491 HKD
$190 USD
View
B+
Retailer 8
-
HK$1,530 HKD
$195 USD
View
B+
Retailer 9
-
HK$1,788 HKD
£179 GBP
View
B+
Retailer 10
-
HK$1,939 HKD
SGD 334 SGD
View
Retailer 11
-
HK$2,118 HKD
$270 USD
View
Price last confirmed 7 days ago
B
Retailer 12
-
HK$2,594 HKD
$331 USD
View
B
Retailer 13
-
HK$3,036 HKD
$387 USD
View
Most Expensive
B
MOH London
LG752524963 · Oct 25
HK$4,843 HKD
£486 GBP
View
13 more retailers have this diamond
Prices start from HK$698 HKDSave up to HK$4,144 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.

A
0.31ct Round
HK$698 HKD