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Radiant|Lab Grown|IGI

4.02ct G SI1 Radiant Lab Grown Diamond

EX • G/SI1 • IGI LG604398979

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

Certificate IGI LG604398979

Diamond specifications and retailer prices

From HK$14,846 HKD
£1,490 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: HK$14,846 HKD at Diamond Quarter
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Diamond Quarter

About this 4.02ct lab-grown radiant diamond

This 4.02ct lab-grown radiant sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG604398979 or 604398979. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

4.02
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.5°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604398979
Dimensions11.26 × 7.63 × 5.19 mm
L/W Ratio1.48
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
11.26 mm7.63 mm4.02 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604398979
Side View
Table 67.0%Crown 48.5°Girdle: MediumPavilion 35.7°CuletDepth 68.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: HK$14,846 HKD|Low: HK$14,846 HKD|High: HK$14,846 HKD|Avg: HK$14,846 HKD
September 26, 2026
Diamond QuarterHK$14,846 HKD

1 data point across 1 retailer

1 retailer

B
Diamond Quarter
4.02SI1GLG797906N · Oct 31
HK$14,846 HKD
£1,490 GBP
View

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B
4.02ct Radiant
HK$14,846 HKD