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0.30ct G SI2 Round Lab Grown Diamond

VG • G/SI2 • IGI LG480171528

Shape and cutting style on the report: Round brilliant

Certificate IGI LG480171528

Diamond specifications and retailer prices

From HK$1,145 HKD
$146 USD
As of October 29, 2026
Save HK$5,520 HKD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$6,666 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.3ct lab-grown round diamond

This 0.3ct lab-grown round sits in the sub-half-carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI LG480171528 or 480171528. Listed at 10 retailers as of October 29, 2026, with prices from HK$1,145 to HK$6,666, a HK$5,520 spread on the same certified stone. MOH London lists it at HK$6,666. 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

0.30
Carat
G
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG480171528
Dimensions4.31 × 4.27 × 2.64 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Blue 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
4.31 mm4.27 mm0.30 ctG / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG480171528
Side View
Table 58.0%Crown 37.2°Girdle: THN-MEDPavilion 40.3°Culet: NoneDepth 61.6%

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 29
Current: HK$6,666 HKD|Low: HK$1,098 HKD|High: HK$6,716 HKD|Avg: HK$2,681 HKD|+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 5HK$1,145 HKD
Retailer 8HK$1,326 HKD
Retailer 6HK$1,420 HKD
Retailer 10HK$1,551 HKD
Retailer 2HK$1,569 HKD
Retailer 7HK$2,628 HKD
Retailer 3HK$2,968 HKD
Retailer 4HK$3,032 HKD
Retailer 11HK$3,089 HKD
Retailer 9HK$3,523 HKD
MOH LondonHK$6,666 HKD

17 data points across 11 retailers

10 retailersHK$1,145 HKD to HK$6,666 HKD

A
Cheapest Retailer
-
HK$1,145 HKD
$146 USD
B+
Retailer 2
-
HK$1,326 HKD
$169 USD
View
B+
Retailer 3
-
HK$1,420 HKD
$181 USD
View
B+
Retailer 4
-
HK$1,420 HKD
$181 USD
View
B+
Retailer 5
-
HK$1,569 HKD
$200 USD
View
B
Retailer 6
-
HK$2,628 HKD
$335 USD
View
B
Retailer 7
-
HK$3,032 HKD
€368 EUR
View
B
Retailer 8
-
HK$3,089 HKD
£310 GBP
View
B
Retailer 9
-
HK$4,558 HKD
$581 USD
View
Most Expensive
B
MOH London
LG480171528 · Oct 29
HK$6,666 HKD
£669 GBP
View
9 more retailers have this diamond
Prices start from HK$1,145 HKDSave up to HK$5,520 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
0.30ct Round
HK$1,145 HKD