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0.30ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG459129259

Shape and cutting style on the report: Round brilliant

Certificate IGI LG459129259

Diamond specifications and retailer prices

From HK$1,295 HKD
$165 USD
As of November 1, 2026
Save HK$6,268 HKD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$7,563 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG459129259 or 459129259. Listed at 11 retailers as of October 29, 2026, with prices from HK$1,295 to HK$7,563, a HK$6,268 spread on the same certified stone. MOH London lists it at HK$7,563. 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

0.30
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle35.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG459129259
Dimensions4.25 × 4.22 × 2.66 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
4.25 mm4.22 mm0.30 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG459129259
Side View
Table 60.0%Crown 35.6°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.9%

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 1
Current: HK$7,563 HKD|Low: HK$1,247 HKD|High: HK$7,613 HKD|Avg: HK$2,842 HKD|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5HK$1,295 HKD
Retailer 8HK$1,506 HKD
Retailer 4HK$1,569 HKD
Retailer 6HK$1,608 HKD
Retailer 2HK$2,847 HKD
Retailer 7HK$2,887 HKD
Retailer 3HK$3,320 HKD
MOH LondonHK$7,563 HKD

43 data points across 8 retailers

11 retailersHK$1,295 HKD to HK$7,563 HKD

A
Cheapest Retailer
-
HK$1,295 HKD
$165 USD
A
Retailer 2
-
HK$1,506 HKD
$192 USD
View
B+
Retailer 3
-
HK$1,569 HKD
$200 USD
View
B+
Retailer 4
-
HK$1,608 HKD
$205 USD
View
Retailer 5
-
HK$1,608 HKD
$205 USD
View
Price last confirmed 8 days ago
B
Retailer 6
-
HK$2,847 HKD
£286 GBP
View
B
Retailer 7
-
HK$2,887 HKD
$368 USD
View
B
Retailer 8
-
HK$3,320 HKD
€403 EUR
View
B
Retailer 9
-
HK$3,727 HKD
£374 GBP
View
B
Retailer 10
-
HK$5,178 HKD
$660 USD
View
Most Expensive
B
MOH London
LG459129259 · Oct 29
HK$7,563 HKD
£759 GBP
View
10 more retailers have this diamond
Prices start from HK$1,295 HKDSave up to HK$6,268 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$1,295 HKD