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Round|Lab Grown|IGI

4.27ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG624412839

Shape and cutting style on the report: Round brilliant

Certificate IGI LG624412839

Diamond specifications and retailer prices

From €2,749 EUR
$3,071 USD
As of November 1, 2026
Save €17,877 EUR (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: €20,626 EUR at Mervis Diamond Importers · As of October 31, 2026
View at Mervis Diamond Importers

About this 4.27ct lab-grown round diamond

This 4.27ct 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 LG624412839 or 624412839. Listed at 22 retailers as of October 31, 2026, with prices from €2,749 to €20,626, a €17,877 spread on the same certified stone. Mervis Diamond Importers lists it at €20,626. 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

4.27
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG624412839
Dimensions10.39 × 10.45 × 6.37 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
10.39 mm10.45 mm4.27 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG624412839
Side View
Table 58.0%Crown 34.9°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.3%

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 1
Current: €20,626 EUR|Low: €2,639 EUR|High: €20,626 EUR|Avg: €6,673 EUR
Mervis Diamond Importers
Retailer 2
Retailer 3
Retailer 4
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Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 16€2,749 EUR
Retailer 8€2,990 EUR
Retailer 6€3,078 EUR
Retailer 18€3,188 EUR
Retailer 14€3,191 EUR
Retailer 7€3,270 EUR
Retailer 9€4,398 EUR
Retailer 15€4,487 EUR
Retailer 12€4,676 EUR
Retailer 4€4,953 EUR
Retailer 13€7,489 EUR
Retailer 11€7,588 EUR
Retailer 3€7,987 EUR
Retailer 2€8,920 EUR
Retailer 17€9,336 EUR
Retailer 5€9,974 EUR
Retailer 10€10,167 EUR
Mervis Diamond Importers€20,626 EUR

42 data points across 18 retailers

22 retailers€2,749 EUR to €20,626 EUR

A
Cheapest Retailer
-
€2,749 EUR
$3,071 USD
A
Retailer 2
-
€2,990 EUR
$3,341 USD
View
A
Retailer 3
-
€3,078 EUR
$3,439 USD
View
Final sale: no returns
A
Retailer 4
-
€3,188 EUR
$3,562 USD
View
Retailer 5
-
€3,188 EUR
$3,562 USD
View
Price last confirmed 20 days ago
A
Retailer 6
-
€3,191 EUR
$3,565 USD
View
A
Retailer 7
-
€3,270 EUR
$3,653 USD
View
A
Retailer 8
-
€3,734 EUR
$4,172 USD
View
B+
Retailer 9
-
€4,398 EUR
$4,913 USD
View
B+
Retailer 10
-
€4,487 EUR
$5,013 USD
View
B+
Retailer 11
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€4,676 EUR
£4,113 GBP
View
B+
Retailer 12
-
€4,953 EUR
$5,533 USD
View
B+
Retailer 13
-
€7,489 EUR
ZAR 135,166 ZAR
View
B+
Retailer 14
-
€7,588 EUR
A$13,042 AUD
View
B
Retailer 15
-
€7,987 EUR
$8,923 USD
View
B+
Retailer 16
-
€8,920 EUR
£7,847 GBP
View
B
Retailer 17
-
€9,336 EUR
$10,430 USD
View
B
Retailer 18
-
€9,974 EUR
$11,143 USD
View
B
Retailer 19
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€10,167 EUR
$11,358 USD
View
B
Retailer 20
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€12,353 EUR
$13,801 USD
View
B
Retailer 21
-
€18,913 EUR
$21,130 USD
View
Most Expensive
B
Mervis Diamond Importers
1985409130 · Oct 31
€20,626 EUR
$23,043 USD
View
21 more retailers have this diamond
Prices start from €2,749 EURSave up to €17,877 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
4.27ct Round
€2,749 EUR