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Radiant|Lab Grown|IGI

4.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG673423536

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

Certificate IGI LG673423536

Diamond specifications and retailer prices

From HK$3,562 HKD
$454 USD
As of October 27, 2026
Save HK$12,740 HKD (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$16,303 HKD at MOH London · As of October 29, 2026
View at MOH London

About this 4.07ct lab-grown radiant diamond

This 4.07ct lab-grown radiant sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG673423536 or 673423536. Listed at 12 retailers as of October 27, 2026, with prices from HK$3,562 to HK$16,303, a HK$12,740 spread on the same certified stone. MOH London lists it at HK$16,303. 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

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.6°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG673423536
Dimensions11.36 × 7.82 × 5.17 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.36 mm7.82 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG673423536
Side View
Table 65.0%Crown 44.6°Girdle: STK-THKPavilion 34.4°Culet: NoneDepth 66.1%

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: Oct 27
Current: HK$16,303 HKD|Low: HK$3,562 HKD|High: HK$53,277 HKD|Avg: HK$14,672 HKD
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
Retailer 15
Retailer 16
October 30, 2026
Retailer 5HK$3,562 HKD
Retailer 2HK$3,697 HKD
Retailer 4HK$3,986 HKD
Retailer 10HK$4,418 HKD
Retailer 13HK$4,921 HKD
Retailer 11HK$5,532 HKD
Retailer 3HK$6,921 HKD
Retailer 12HK$7,109 HKD
Retailer 9HK$7,307 HKD
Retailer 6HK$9,771 HKD
Retailer 15HK$10,993 HKD
Retailer 14HK$14,194 HKD
MOH LondonHK$16,303 HKD
Retailer 16HK$19,538 HKD
Retailer 7HK$38,372 HKD
Retailer 8HK$53,277 HKD

4 data points across 16 retailers

12 retailersHK$3,562 HKD to HK$16,303 HKD

A
Cheapest Retailer
-
HK$3,562 HKD
$454 USD
A
Retailer 2
-
HK$3,697 HKD
£371 GBP
View
A
Retailer 3
-
HK$3,986 HKD
$508 USD
View
A
Retailer 4
-
HK$4,418 HKD
$563 USD
View
A
Retailer 5
-
HK$4,921 HKD
View
A
Retailer 6
-
HK$5,532 HKD
$705 USD
View
B+
Retailer 7
-
HK$6,921 HKD
$882 USD
View
A
Retailer 8
-
HK$7,109 HKD
$906 USD
View
A
Retailer 9
-
HK$7,307 HKD
£733 GBP
View
B+
Retailer 10
-
HK$10,993 HKD
$1,401 USD
View
B+
Retailer 11
-
HK$14,194 HKD
$1,809 USD
View
Most Expensive
B
MOH London
LG673423536 · Oct 29
HK$16,303 HKD
£1,636 GBP
View
11 more retailers have this diamond
Prices start from HK$3,562 HKDSave up to HK$12,740 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
4.07ct Radiant
HK$3,562 HKD