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Radiant|Lab Grown|IGI

1.01ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG579366673

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

Certificate IGI LG579366673

Diamond specifications and retailer prices

From HK$4,499 HKD
As of November 5, 2026
Save HK$47 HKD (1%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: HK$4,546 HKD at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG579366673 or 579366673. Listed at 2 retailers as of November 5, 2026, with a relatively tight 1% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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

1.01
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.5°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG579366673
Dimensions7.24 × 4.88 × 3.32 mm
L/W Ratio1.48
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
7.24 mm4.88 mm1.01 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG579366673
Side View
Table 64.0%Crown 43.5°Girdle: MediumPavilion 36°Culet: NoneDepth 68.0%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: HK$4,546 HKD|Low: HK$2,445 HKD|High: HK$7,210 HKD|Avg: HK$3,499 HKD|-9.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
April 14, 2026
Retailer 2HK$2,524 HKD
Retailer 5HK$2,939 HKD
Retailer 3HK$3,221 HKD
Retailer 4HK$3,652 HKD
Brilliant EarthHK$4,546 HKD

20 data points across 5 retailers

2 retailersHK$4,499 HKD to HK$4,546 HKD

B+
Cheapest Retailer
-
HK$4,499 HKD
Most Expensive
B
Brilliant Earth
7405580B · Nov 6
HK$4,546 HKD
$580 USD
View
1 more retailer has this diamond
Prices start from HK$4,499 HKDSave up to HK$47 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+
1.01ct Radiant
HK$4,499 HKD