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Radiant|Lab Grown|IGI

2.18ct G SI1 Radiant Lab Grown Diamond

ID • G/SI1 • IGI LG621426587

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG621426587

Diamond specifications and retailer prices

From $1,935 SGD
$1,510 USD
As of November 6, 2026
1 retailer carries this diamond
Only listing: $1,935 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 2.18ct lab-grown radiant diamond

This 2.18ct lab-grown radiant sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG621426587 or 621426587. Listed at a single retailer as of November 6, 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

2.18
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621426587
Dimensions9.34 × 6.33 × 4.30 mm
L/W Ratio1.48
Culet sizePointed
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
9.34 mm6.33 mm2.18 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621426587
Side View
Table 66.0%Crown 42.5°Girdle: MediumPavilionCulet: NoneDepth 67.9%

Caratlytics Score

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

Last verified: Nov 6
Current: $1,935 SGD|Low: $472 SGD|High: $2,552 SGD|Avg: $1,756 SGD|-17.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
June 13, 2026
Retailer 2$472 SGD
Retailer 3$770 SGD
Retailer 6$1,153 SGD
Retailer 4$1,180 SGD
Retailer 9$1,218 SGD
Retailer 7$1,397 SGD
Retailer 10$1,770 SGD
Brilliant Earth$1,935 SGD
Retailer 11$2,289 SGD
Retailer 8$2,341 SGD
Retailer 5$2,548 SGD

60 data points across 11 retailers

1 retailer

B+
Brilliant Earth
12461530A · Nov 6
$1,935 SGD
$1,510 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+
2.18ct Radiant
$1,935 SGD