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Radiant|Lab Grown|IGI

5.11ct F SI1 Radiant Lab Grown Diamond

EX • F/SI1 • IGI LG650411451

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

Certificate IGI LG650411451

Diamond specifications and retailer prices

From HK$9,062 HKD
$1,155 USD
As of November 2, 2026
Save HK$19,785 HKD (69%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$28,847 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 5.11ct lab-grown radiant diamond

This 5.11ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650411451 or 650411451. Listed at 6 retailers as of November 1, 2026, with prices from HK$9,062 to HK$28,847, a HK$19,785 spread on the same certified stone. MOH London lists it at HK$28,847. 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

5.11
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650411451
Dimensions11.64 × 8.71 × 5.66 mm
L/W Ratio1.34
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.64 mm8.71 mm5.11 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650411451
Side View
Table 66.0%Crown 47.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 65.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$28,847 HKD|Low: HK$5,304 HKD|High: HK$29,196 HKD|Avg: HK$14,483 HKD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 5HK$7,218 HKD
Retailer 6HK$7,430 HKD
Retailer 8HK$8,719 HKD
Retailer 2HK$9,062 HKD
Retailer 4HK$12,373 HKD
Retailer 9HK$13,057 HKD
Retailer 3HK$17,693 HKD
Retailer 7HK$18,729 HKD
MOH LondonHK$28,847 HKD

7 data points across 9 retailers

6 retailersHK$9,062 HKD to HK$28,847 HKD

Retailer 1
-
HK$6,371 HKD
$812 USD
Price last confirmed 31 days ago
B+
Retailer 2
-
HK$9,062 HKD
$1,155 USD
View
B
Retailer 3
-
HK$12,373 HKD
$1,577 USD
View
B
Retailer 4
-
HK$17,693 HKD
$2,255 USD
View
Retailer 5
-
HK$21,640 HKD
$2,758 USD
View
Price last confirmed 33 days ago
Most Expensive
B
MOH London
LG650411451 · Nov 1
HK$28,847 HKD
£2,895 GBP
View
5 more retailers have this diamond
Prices start from HK$9,062 HKDSave up to HK$19,785 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.

B+
5.11ct Radiant
HK$9,062 HKD