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Marquise|Lab Grown|IGI

0.39ct E SI1 Marquise Lab Grown Diamond

EX • E/SI1 • IGI LG303160023

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG303160023

Diamond specifications and retailer prices

From $358 SGD
$280 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: $358 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 0.39ct lab-grown marquise diamond

This 0.39ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG303160023 or 303160023. Listed at a single retailer as of October 30, 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

0.39
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG303160023
Dimensions7.63 × 3.68 × 2.34 mm
L/W Ratio2.07
Culet sizeNone
Top View
7.63 mm3.68 mm0.39 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG303160023
Side View
Table 56.0%Crown 34°Girdle: MED-VTKPavilion 41.2°Culet: NoneDepth 63.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: $358 SGD|Low: $116 SGD|High: $371 SGD|Avg: $229 SGD|-3.4%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 15, 2026
Retailer 3$120 SGD
Retailer 2$139 SGD
Retailer 4$278 SGD
Brilliant Earth$358 SGD

7 data points across 4 retailers

1 retailer

B
Brilliant Earth
4142440Y · Oct 30
$358 SGD
$280 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
0.39ct Marquise
$358 SGD