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Radiant|Lab Grown|IGI

1.00ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG523263448

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

Certificate IGI LG523263448

Diamond specifications and retailer prices

From HK$1,703 HKD
$217 USD
As of November 2, 2026
Save HK$6,757 HKD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$8,460 HKD at MOH London · As of November 2, 2026
View at MOH London

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523263448 or 523263448. Listed at 14 retailers as of November 2, 2026, with prices from HK$1,703 to HK$8,460, a HK$6,757 spread on the same certified stone. MOH London lists it at HK$8,460. 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

1.00
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523263448
Dimensions6.63 × 5.03 × 3.36 mm
L/W Ratio1.32
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
6.63 mm5.03 mm1.00 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523263448
Side View
Table 69.5%Crown 41°Girdle: MED-STKPavilion 34.8°Culet: NoneDepth 66.8%

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$8,460 HKD|Low: HK$1,632 HKD|High: HK$8,829 HKD|Avg: HK$3,830 HKD|-4.2%
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
November 2, 2026
Retailer 8HK$1,703 HKD
Retailer 5HK$1,899 HKD
Retailer 13HK$1,977 HKD
Retailer 3HK$2,111 HKD
Retailer 10HK$2,111 HKD
Retailer 2HK$2,738 HKD
Retailer 12HK$3,625 HKD
Retailer 6HK$3,918 HKD
Retailer 4HK$3,947 HKD
Retailer 9HK$4,237 HKD
Retailer 11HK$6,787 HKD
Retailer 7HK$6,810 HKD
MOH LondonHK$8,460 HKD

43 data points across 13 retailers

14 retailersHK$1,703 HKD to HK$8,460 HKD

A
Cheapest Retailer
-
HK$1,703 HKD
$217 USD
A
Retailer 2
-
HK$1,899 HKD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,977 HKD
$252 USD
View
Retailer 4
-
HK$2,111 HKD
$269 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
HK$2,111 HKD
$269 USD
View
A
Retailer 6
-
HK$2,738 HKD
£275 GBP
View
B+
Retailer 7
-
HK$3,625 HKD
$462 USD
View
B+
Retailer 8
-
HK$3,918 HKD
£393 GBP
View
B+
Retailer 9
-
HK$3,947 HKD
$503 USD
View
B+
Retailer 10
-
HK$4,237 HKD
$540 USD
View
B+
Retailer 11
-
HK$4,318 HKD
View
B
Retailer 12
-
HK$6,787 HKD
$865 USD
View
B
Retailer 13
-
HK$6,810 HKD
$868 USD
View
Most Expensive
B
MOH London
LG523263448 · Nov 2
HK$8,460 HKD
£849 GBP
View
13 more retailers have this diamond
Prices start from HK$1,703 HKDSave up to HK$6,757 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
1.00ct Radiant
HK$1,703 HKD