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Marquise|Lab Grown|IGI

0.43ct D SI1 Marquise Lab Grown Diamond

EX • D/SI1 • IGI LG311060056

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG311060056

Diamond specifications and retailer prices

From $345 SGD
$270 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $345 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 0.43ct lab-grown marquise diamond

This 0.43ct lab-grown marquise sits in the sub-half-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG311060056 or 311060056. 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

0.43
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG311060056
Dimensions7.36 × 4.17 × 2.43 mm
L/W Ratio1.76
Culet sizeNone
Top View
7.36 mm4.17 mm0.43 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG311060056
Side View
Table 60.0%Crown 33°Girdle: THN-STKPavilion 40.1°Culet: NoneDepth 58.3%

Caratlytics Score

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

Last verified: Oct 31
Current: $345 SGD|Low: $300 SGD|High: $422 SGD|Avg: $346 SGD|-18.2%
Brilliant Earth
Retailer 2
October 30, 2026
Retailer 2$300 SGD
Brilliant Earth$345 SGD

3 data points across 2 retailers

1 retailer

B+
Brilliant Earth
4530512Y · Oct 31
$345 SGD
$270 USD
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B+
0.43ct Marquise
$345 SGD