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Radiant|Lab Grown|IGI

0.45ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG542237488

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

Certificate IGI LG542237488

Diamond specifications and retailer prices

From HK$887 HKD
$113 USD
As of November 2, 2026
Save HK$3,101 HKD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$9,177 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 0.45ct lab-grown radiant diamond

This 0.45ct lab-grown radiant 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 LG542237488 or 542237488. Listed at 13 retailers as of October 31, 2026, with a 350% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.45
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542237488
Dimensions5.39 × 3.98 × 2.55 mm
L/W Ratio1.35
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
5.39 mm3.98 mm0.45 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542237488
Side View
Table 62.0%Crown 33°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 64.1%

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 2
Current: HK$9,177 HKD|Low: HK$855 HKD|High: HK$9,297 HKD|Avg: HK$2,801 HKD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 7HK$887 HKD
Retailer 11HK$1,028 HKD
Retailer 8HK$1,169 HKD
Retailer 12HK$1,169 HKD
Retailer 5HK$1,883 HKD
Retailer 9HK$2,158 HKD
Retailer 2HK$2,223 HKD
Retailer 6HK$2,655 HKD
Retailer 3HK$2,880 HKD
Retailer 10HK$3,539 HKD
Retailer 4HK$3,987 HKD
MOH LondonHK$9,177 HKD

43 data points across 12 retailers

13 retailersHK$887 HKD to HK$3,987 HKD

A
Cheapest Retailer
-
HK$887 HKD
$113 USD
A
Retailer 2
-
HK$1,028 HKD
$131 USD
View
A
Retailer 3
-
HK$1,169 HKD
$149 USD
View
Retailer 4
-
HK$1,169 HKD
$149 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$1,883 HKD
$240 USD
View
B+
Retailer 6
-
HK$2,158 HKD
$275 USD
View
B+
Retailer 7
-
HK$2,223 HKD
£223 GBP
View
B+
Retailer 8
-
HK$2,655 HKD
£266 GBP
View
B+
Retailer 9
-
HK$2,880 HKD
$367 USD
View
B+
Retailer 10
-
HK$3,214 HKD
View
B
Retailer 11
-
HK$3,539 HKD
$451 USD
View
B
Retailer 12
-
HK$3,987 HKD
$508 USD
View
Most Expensive
MOH London
LG542237488 · Nov 2
HK$9,177 HKD
£921 GBP
View
Price under review
12 more retailers have this diamond
Prices start from HK$887 HKDSave up to HK$3,101 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
0.45ct Radiant
HK$887 HKD