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Round|Lab Grown|IGI

3.09ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG727503722

Shape and cutting style on the report: Round brilliant

Certificate IGI LG727503722

Diamond specifications and retailer prices

From €494 EUR
As of November 3, 2026
Save €4,103 EUR (89%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €4,598 EUR at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.09ct lab-grown round diamond

This 3.09ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727503722 or 727503722. Listed at 20 retailers as of November 3, 2026, with prices from €494 to €4,598, a €4,103 spread on the same certified stone. Rare Carat lists it at €4,598. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.09
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727503722
Dimensions9.46 × 9.40 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.46 mm9.40 mm3.09 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727503722
Side View
Table 57.0%Crown 33.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 3
Current: €4,598 EUR|Low: €494 EUR|High: €4,886 EUR|Avg: €1,427 EUR|-5.9%
Rare Carat
Retailer 2
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Retailer 20
November 5, 2026
Retailer 10€494 EUR
Retailer 7€553 EUR
Retailer 6€554 EUR
Retailer 11€613 EUR
Retailer 12€613 EUR
Retailer 14€681 EUR
Retailer 16€732 EUR
Retailer 18€843 EUR
Retailer 3€860 EUR
Retailer 13€943 EUR
Retailer 17€1,294 EUR
Retailer 15€1,330 EUR
Retailer 19€1,582 EUR
Retailer 20€1,612 EUR
Retailer 5€1,905 EUR
Retailer 8€1,974 EUR
Retailer 9€1,987 EUR
Retailer 4€2,070 EUR
Retailer 2€2,653 EUR
Rare Carat€4,598 EUR

36 data points across 20 retailers

20 retailers€494 EUR to €4,598 EUR

A
Cheapest Retailer
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€494 EUR
A
Retailer 2
-
€553 EUR
View
Final sale: no returns
A
Retailer 3
-
€554 EUR
View
Retailer 4
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€613 EUR
View
Price last confirmed 20 days ago
A
Retailer 5
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€613 EUR
View
A
Retailer 6
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€681 EUR
View
A
Retailer 7
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€732 EUR
View
A
Retailer 8
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€843 EUR
View
A
Retailer 9
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€860 EUR
View
A
Retailer 10
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€943 EUR
View
A
Retailer 11
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€1,294 EUR
View
A
Retailer 12
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€1,330 EUR
View
B+
Retailer 13
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€1,582 EUR
View
A
Retailer 14
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€1,612 EUR
View
B+
Retailer 15
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€1,905 EUR
View
B+
Retailer 16
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€1,974 EUR
View
B+
Retailer 17
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€1,987 EUR
View
B+
Retailer 18
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€2,070 EUR
View
B+
Retailer 19
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€2,653 EUR
View
Most Expensive
B
Rare Carat
SS17293_l_727503722 · Nov 4
€4,598 EUR
$5,180 USD
View
19 more retailers have this diamond
Prices start from €494 EURSave up to €4,103 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
3.09ct Round
€494 EUR