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Radiant|Lab Grown|IGI

1.50ct I SI2 Radiant Lab Grown Diamond

ID • I/SI2 • IGI LG499191895

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG499191895

Diamond specifications and retailer prices

From HK$6,583 HKD
As of November 6, 2026
Save HK$25,974 HKD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$32,558 HKD at MOH London · As of November 3, 2026
View at MOH London

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191895 or 499191895. Listed at 9 retailers as of November 3, 2026, with prices from HK$6,583 to HK$32,558, a HK$25,974 spread on the same certified stone. MOH London lists it at HK$32,558. 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

1.50
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191895
Dimensions7.64 × 5.56 × 4.03 mm
L/W Ratio1.37
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
7.64 mm5.56 mm1.50 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191895
Side View
Table 62.0%Crown 40.3°Girdle: Slightly ThickPavilion 32.8°Culet: NoneDepth 72.5%

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 6
Current: HK$32,558 HKD|Low: HK$6,583 HKD|High: HK$32,996 HKD|Avg: HK$15,741 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 2HK$6,583 HKD
Retailer 3HK$8,739 HKD
Retailer 7HK$9,507 HKD
Retailer 4HK$10,134 HKD
Retailer 9HK$14,499 HKD
Retailer 5HK$16,122 HKD
Retailer 6HK$18,998 HKD
Retailer 8HK$20,558 HKD
MOH LondonHK$32,558 HKD

16 data points across 9 retailers

9 retailersHK$6,583 HKD to HK$32,558 HKD

A
Cheapest Retailer
-
HK$6,583 HKD
B+
Retailer 2
-
HK$8,739 HKD
View
B+
Retailer 3
-
HK$9,507 HKD
View
Retailer 4
-
HK$10,134 HKD
View
Price last confirmed 26 days ago
B+
Retailer 5
-
HK$10,134 HKD
View
B
Retailer 6
-
HK$16,122 HKD
View
B
Retailer 7
-
HK$18,998 HKD
View
B
Retailer 8
-
HK$20,558 HKD
View
Most Expensive
B
MOH London
LG499191895 · Nov 3
HK$32,558 HKD
£3,271 GBP
View
8 more retailers have this diamond
Prices start from HK$6,583 HKDSave up to HK$25,974 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
1.50ct Radiant
HK$6,583 HKD