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1.45ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG598316767

Shape and cutting style on the report: Round brilliant

Certificate IGI LG598316767

Diamond specifications and retailer prices

From $1,269 SGD
$990 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: $1,269 SGD 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG598316767 or 598316767. 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

1.45
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG598316767
Dimensions7.26 × 7.21 × 4.48 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.26 mm7.21 mm1.45 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG598316767
Side View
Table 57.0%Crown 35.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 61.9%

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: $1,269 SGD|Low: $583 SGD|High: $1,679 SGD|Avg: $927 SGD|-10.8%
Brilliant Earth
Retailer 2
Retailer 3
January 11, 2026
Retailer 2$670 SGD
Retailer 3$836 SGD
Brilliant Earth$1,269 SGD

14 data points across 3 retailers

1 retailer

B
Brilliant Earth
8058890Y · Oct 29
$1,269 SGD
$990 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
$1,269 SGD