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0.28ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG337844806

Shape and cutting style on the report: Round brilliant

Certificate IGI LG337844806

Diamond specifications and retailer prices

From €157 EUR
As of November 2, 2026
Save €30 EUR (16%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: €187 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 0.28ct lab-grown round diamond

This 0.28ct lab-grown round sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG337844806 or 337844806. Listed at 2 retailers as of November 1, 2026, with prices from €157 to €187, a €30 spread on the same certified stone. Brilliant Earth lists it at €187. 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

0.28
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG337844806
Dimensions4.23 × 4.25 × 2.53 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeMedium
Cert comments
This laboratory grown diamond is classified as Type II
Top View
4.23 mm4.25 mm0.28 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG337844806
Side View
Table 61.0%Crown 34.3°Girdle: MediumPavilion 40.9°Culet: MediumDepth 59.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: €157 EUR|Low: €107 EUR|High: €157 EUR|Avg: €131 EUR|+3.1%
Retailer 1
Retailer 2
November 2, 2026
Retailer 2€107 EUR
Retailer 1€157 EUR

6 data points across 2 retailers

2 retailers€157 EUR to €187 EUR

A
Cheapest Retailer
-
€157 EUR
Most Expensive
B+
Brilliant Earth
22409540A · Nov 1
€187 EUR
$210 USD
View
1 more retailer has this diamond
Prices start from €157 EURSave up to €30 EUR

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
0.28ct Round
€157 EUR