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Round|Lab Grown|IGI

1.45ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG645482096

Shape and cutting style on the report: Round brilliant

Certificate IGI LG645482096

Diamond specifications and retailer prices

From HK$5,570 HKD
$710 USD
As of November 5, 2026
1 retailer carries this diamond
Only listing: HK$5,570 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 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG645482096 or 645482096. Listed at a single retailer as of November 5, 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

1.45
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG645482096
Dimensions7.36 × 7.29 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.36 mm7.29 mm1.45 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG645482096
Side View
Table 58.0%Crown 34.2°GirdlePavilion 40.8°Culet: NoneDepth 60.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 5
Current: HK$5,570 HKD|Low: HK$1,906 HKD|High: HK$9,179 HKD|Avg: HK$4,864 HKD|-39.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
June 28, 2026
Retailer 2HK$1,906 HKD
Retailer 4HK$2,675 HKD
Retailer 3HK$3,899 HKD
Retailer 6HK$5,413 HKD
Brilliant EarthHK$5,570 HKD
Retailer 5HK$6,449 HKD

15 data points across 6 retailers

1 retailer

B
Brilliant Earth
20229307A · Nov 5
HK$5,570 HKD
$710 USD
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
1.45ct Round
HK$5,570 HKD