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3.59ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG618469619

Shape and cutting style on the report: Round brilliant

Certificate IGI LG618469619

Diamond specifications and retailer prices

From $515 SGD
$403 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: $515 SGD at William & Sons Jewelers
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 William & Sons Jewelers

About this 3.59ct lab-grown round diamond

This 3.59ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG618469619 or 618469619. Listed at a single retailer as of November 1, 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

3.59
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618469619
Dimensions9.81 × 9.88 × 6.02 mm
L/W Ratio1.01
Girdle conditionFaceted
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
9.81 mm9.88 mm3.59 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618469619
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $977 SGD|Low: $322 SGD|High: $7,172 SGD|Avg: $2,853 SGD|-23.7%
Retailer 1
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Retailer 4
Retailer 5
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Retailer 12
William & Sons Jewelers
September 19, 2026
William & Sons Jewelers$515 SGD
Retailer 3$773 SGD
Retailer 1$977 SGD
Retailer 8$1,085 SGD
Retailer 10$1,087 SGD
Retailer 5$1,239 SGD
Retailer 7$1,308 SGD
Retailer 6$1,527 SGD
Retailer 9$3,337 SGD
Retailer 11$3,580 SGD
Retailer 2$4,347 SGD
Retailer 12$4,347 SGD
Retailer 4$7,172 SGD

64 data points across 13 retailers

1 retailer

B+
William & Sons Jewelers
cert_LG618469619 · Nov 1
$515 SGD
$403 USD
View
Final sale: no returns

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+
3.59ct Round
$515 SGD