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0.54ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG407915209

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407915209

Diamond specifications and retailer prices

From HK$1,883 HKD
$240 USD
As of October 29, 2026
Save HK$7,523 HKD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,406 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 0.54ct lab-grown round diamond

This 0.54ct lab-grown round sits in the half to three-quarter carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407915209 or 407915209. Listed at 11 retailers as of October 29, 2026, with prices from HK$1,883 to HK$9,406, a HK$7,523 spread on the same certified stone. MOH London lists it at HK$9,406. 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

0.54
Carat
J
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407915209
Dimensions5.38 × 5.33 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
5.38 mm5.33 mm0.54 ctJ / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG407915209
Side View
Table 57.5%Crown 31.6°Girdle: MediumPavilion 40.3°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$9,406 HKD|Low: HK$1,805 HKD|High: HK$9,466 HKD|Avg: HK$4,215 HKD|+0.5%
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 31, 2026
Retailer 8HK$1,883 HKD
Retailer 12HK$2,110 HKD
Retailer 3HK$2,181 HKD
Retailer 9HK$2,338 HKD
Retailer 11HK$2,338 HKD
Retailer 6HK$2,668 HKD
Retailer 10HK$3,939 HKD
Retailer 5HK$3,962 HKD
Retailer 2HK$4,432 HKD
Retailer 4HK$4,676 HKD
Retailer 13HK$7,508 HKD
Retailer 7HK$7,532 HKD
MOH LondonHK$9,406 HKD

22 data points across 13 retailers

11 retailersHK$1,883 HKD to HK$9,406 HKD

A
Cheapest Retailer
-
HK$1,883 HKD
$240 USD
B+
Retailer 2
-
HK$2,110 HKD
$269 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$2,181 HKD
$278 USD
View
B+
Retailer 4
-
HK$2,338 HKD
$298 USD
View
B+
Retailer 5
-
HK$2,338 HKD
$298 USD
View
A
Retailer 6
-
HK$2,668 HKD
$340 USD
View
B+
Retailer 7
-
HK$3,939 HKD
$502 USD
View
B+
Retailer 8
-
HK$4,432 HKD
€538 EUR
View
B
Retailer 9
-
HK$7,508 HKD
$957 USD
View
B
Retailer 10
-
HK$7,532 HKD
$960 USD
View
Most Expensive
B
MOH London
LG407915209 · Oct 29
HK$9,406 HKD
£944 GBP
View
10 more retailers have this diamond
Prices start from HK$1,883 HKDSave up to HK$7,523 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
0.54ct Round
HK$1,883 HKD