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Marquise|Lab Grown|IGI

5.74ct F SI1 Marquise Lab Grown Diamond

ID • F/SI1 • IGI LG851650119

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG851650119

Diamond specifications and retailer prices

From $10,909 SGD
$8,530 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $10,909 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 5.74ct lab-grown marquise diamond

This 5.74ct lab-grown marquise sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG851650119 or 851650119. Listed at a single retailer as of November 2, 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

5.74
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851650119
Dimensions19.27 × 9.36 × 5.71 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
19.27 mm9.36 mm5.74 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851650119
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $10,909 SGD|Low: $10,909 SGD|High: $10,909 SGD|Avg: $10,909 SGD
October 31, 2026
Brilliant Earth$10,909 SGD

1 data point across 1 retailer

1 retailer

B
Brilliant Earth
22374394A · Nov 2
$10,909 SGD
$8,530 USD
View

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B
5.74ct Marquise
$10,909 SGD