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0.39ct F SI2 Round Lab Grown Diamond

EX • F/SI2 • IGI LG542235151

Shape and cutting style on the report: Round brilliant

Certificate IGI LG542235151

Diamond specifications and retailer prices

From $281 NZD
$158 USD
As of November 1, 2026
Save $146 NZD (34%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $427 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 0.39ct lab-grown round diamond

This 0.39ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG542235151 or 542235151. Listed at 3 retailers as of November 1, 2026, with prices from $281 to $427, a $146 spread on the same certified stone. Brilliant Earth lists it at $427. 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
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542235151
Dimensions4.70 × 4.72 × 2.82 mm
L/W Ratio1.00
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
4.70 mm4.72 mm0.39 ctF / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542235151
Side View
Table 61.0%Crown 33.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 59.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $427 NZD|Low: $281 NZD|High: $480 NZD|Avg: $377 NZD|-11.1%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$281 NZD
Retailer 2$390 NZD
Brilliant Earth$427 NZD

10 data points across 3 retailers

3 retailers$281 NZD to $427 NZD

A
Cheapest Retailer
-
$281 NZD
$158 USD
B+
Retailer 2
-
$390 NZD
€209 EUR
View
Most Expensive
B+
Brilliant Earth
14685631A · Nov 2
$427 NZD
$240 USD
View
2 more retailers have this diamond
Prices start from $281 NZDSave up to $146 NZD

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.

A
0.39ct Round
$281 NZD