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Radiant|Lab Grown|IGI

1.50ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG544263063

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

Certificate IGI LG544263063

Diamond specifications and retailer prices

From HK$1,271 HKD
$162 USD
As of October 30, 2026
Save HK$6,153 HKD (83%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$7,424 HKD at MOH London · As of October 29, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG544263063 or 544263063. Listed at 18 retailers as of October 29, 2026, with prices from HK$1,271 to HK$7,424, a HK$6,153 spread on the same certified stone. MOH London lists it at HK$7,424. 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
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.8°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544263063
Dimensions7.89 × 5.64 × 3.76 mm
L/W Ratio1.40
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
7.89 mm5.64 mm1.50 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544263063
Side View
Table 67.0%Crown 47.8°Girdle: Slightly ThickPavilion 30.3°Culet: NoneDepth 66.7%

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 30
Current: HK$7,424 HKD|Low: HK$1,224 HKD|High: HK$7,474 HKD|Avg: HK$3,231 HKD|+0.4%
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
Retailer 14
October 30, 2026
Retailer 11HK$1,271 HKD
Retailer 3HK$1,475 HKD
Retailer 4HK$1,577 HKD
Retailer 12HK$1,577 HKD
Retailer 2HK$2,027 HKD
Retailer 13HK$2,158 HKD
Retailer 7HK$2,789 HKD
Retailer 8HK$2,852 HKD
Retailer 9HK$2,859 HKD
Retailer 5HK$3,633 HKD
Retailer 14HK$5,077 HKD
Retailer 6HK$5,100 HKD
Retailer 10HK$5,359 HKD
MOH LondonHK$7,424 HKD

44 data points across 14 retailers

18 retailersHK$1,271 HKD to HK$7,424 HKD

A
Cheapest Retailer
-
HK$1,271 HKD
$162 USD
A
Retailer 2
-
HK$1,475 HKD
$188 USD
View
A
Retailer 3
-
HK$1,577 HKD
$201 USD
View
A
Retailer 4
-
HK$1,577 HKD
$201 USD
View
A
Retailer 5
-
HK$1,808 HKD
View
A
Retailer 6
-
HK$2,027 HKD
£203 GBP
View
B+
Retailer 7
-
HK$2,158 HKD
$275 USD
View
A
Retailer 8
-
HK$2,789 HKD
£280 GBP
View
A
Retailer 9
-
HK$2,852 HKD
£286 GBP
View
A
Retailer 10
-
HK$2,859 HKD
€347 EUR
View
A
Retailer 11
-
HK$3,421 HKD
$436 USD
View
B+
Retailer 12
-
HK$3,633 HKD
$463 USD
View
B+
Retailer 13
-
HK$5,077 HKD
$647 USD
View
B+
Retailer 14
-
HK$5,100 HKD
A$1,000 AUD
View
B+
Retailer 15
-
HK$5,202 HKD
SGD 896 SGD
View
B
Retailer 16
-
HK$5,359 HKD
$683 USD
View
Most Expensive
B
MOH London
LG544263063 · Oct 29
HK$7,424 HKD
£745 GBP
View
16 more retailers have this diamond
Prices start from HK$1,271 HKDSave up to HK$6,153 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$1,271 HKD