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Radiant|Lab Grown|IGI

4.07ct E SI1 Radiant Lab Grown Diamond

ID • E/SI1 • IGI LG683594028

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

Certificate IGI LG683594028

Diamond specifications and retailer prices

From HK$11,733 HKD
£1,177 GBP
As of October 29, 2026
1 retailer carries this diamond
Only listing: HK$11,733 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 4.07ct 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 LG683594028 or 683594028. Listed at a single retailer as of October 29, 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

4.07
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle44.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683594028
Dimensions10.84 × 8.03 × 5.41 mm
L/W Ratio1.35
Culet sizePointed
Top View
10.84 mm8.03 mm4.07 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683594028
Side View
Table 68.0%Crown 44.2°Girdle: MediumPavilion 36.4°Culet: NoneDepth 67.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: HK$6,814 HKD|Low: HK$4,301 HKD|High: HK$52,257 HKD|Avg: HK$12,298 HKD|-16.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
June 15, 2026
Retailer 7HK$5,610 HKD
Retailer 8HK$5,718 HKD
Retailer 1HK$6,814 HKD
Retailer 4HK$7,635 HKD
Retailer 5HK$8,160 HKD
Retailer 3HK$9,369 HKD
Retailer 2HK$16,132 HKD
Retailer 6HK$52,257 HKD

73 data points across 8 retailers

1 retailer

B
Diamond Quarter
4.07SI1ELG285462N · Oct 29
HK$11,733 HKD
£1,177 GBP
View

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
4.07ct Radiant
HK$11,733 HKD