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3.07ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG490174539

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490174539

Diamond specifications and retailer prices

From HK$13,494 HKD
As of November 5, 2026
Save HK$86,868 HKD (87%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$100,361 HKD at MOH London · As of November 5, 2026
View at MOH London

About this 3.07ct lab-grown round diamond

This 3.07ct lab-grown round sits in the three to five carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490174539 or 490174539. Listed at 11 retailers as of November 5, 2026, with prices from HK$13,494 to HK$100,361, a HK$86,868 spread on the same certified stone. MOH London lists it at HK$100,361. 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

3.07
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490174539
Dimensions9.30 × 9.24 × 5.73 mm
L/W Ratio1.01
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
9.30 mm9.24 mm3.07 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490174539
Side View
Table 57.0%Crown 35.7°Girdle: MediumPavilion 40.2°Culet: NoneDepth 61.8%

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: Nov 5
Current: HK$100,361 HKD|Low: HK$13,494 HKD|High: HK$101,985 HKD|Avg: HK$57,468 HKD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 2HK$13,494 HKD
Retailer 4HK$42,631 HKD
Retailer 6HK$47,746 HKD
Retailer 7HK$49,542 HKD
Retailer 8HK$52,884 HKD
Retailer 3HK$60,902 HKD
Retailer 5HK$76,373 HKD
MOH LondonHK$100,361 HKD

17 data points across 8 retailers

11 retailersHK$13,494 HKD to HK$100,361 HKD

A
Cheapest Retailer
-
HK$13,494 HKD
B+
Retailer 2
-
HK$42,631 HKD
View
B+
Retailer 3
-
HK$44,678 HKD
View
B+
Retailer 4
-
HK$47,746 HKD
View
Final sale: no returns
B+
Retailer 5
-
HK$49,456 HKD
View
Retailer 6
-
HK$49,456 HKD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
HK$49,542 HKD
View
B
Retailer 8
-
HK$58,706 HKD
View
B
Retailer 9
-
HK$60,902 HKD
View
B
Retailer 10
-
HK$76,373 HKD
View
Most Expensive
B
MOH London
LG490174539 · Nov 5
HK$100,361 HKD
£10,073 GBP
View
10 more retailers have this diamond
Prices start from HK$13,494 HKDSave up to HK$86,868 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
3.07ct Round
HK$13,494 HKD