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Round|Lab Grown|IGI

4.26ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG598322629

Shape and cutting style on the report: Round brilliant

Certificate IGI LG598322629

Diamond specifications and retailer prices

From HK$22,517 HKD
$2,870 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: HK$22,517 HKD at Brilliant Earth
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 Brilliant Earth

About this 4.26ct lab-grown round diamond

This 4.26ct lab-grown round 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 LG598322629 or 598322629. 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

4.26
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598322629
Dimensions10.52 × 10.46 × 6.39 mm
L/W Ratio1.01
Girdle conditionFaceted
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
10.52 mm10.46 mm4.26 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598322629
Side View
Table 57.0%Crown 33.8°Girdle: THN-MEDPavilion 41.1°Culet: NoneDepth 60.9%

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$22,517 HKD|Low: HK$3,397 HKD|High: HK$44,250 HKD|Avg: HK$14,281 HKD|-8.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
July 8, 2026
Retailer 6HK$3,397 HKD
Retailer 2HK$5,688 HKD
Retailer 5HK$6,041 HKD
Retailer 7HK$7,774 HKD
Retailer 10HK$9,807 HKD
Retailer 4HK$11,698 HKD
Retailer 8HK$15,330 HKD
Retailer 9HK$16,350 HKD
Retailer 3HK$17,234 HKD
Retailer 11HK$18,609 HKD
Brilliant EarthHK$22,517 HKD

69 data points across 11 retailers

1 retailer

B
Brilliant Earth
10792579A · Oct 31
HK$22,517 HKD
$2,870 USD
View

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B
4.26ct Round
HK$22,517 HKD