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Round|Lab Grown|IGI

3.90ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG808617587

Shape and cutting style on the report: Round brilliant

Certificate IGI LG808617587

Diamond specifications and retailer prices

From €1,139 EUR
$1,277 USD
As of November 1, 2026
Save €6,743 EUR (86%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €7,882 EUR at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 3.9ct lab-grown round diamond

This 3.9ct 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 LG808617587 or 808617587. Listed at 19 retailers as of November 1, 2026, with prices from €1,139 to €7,882, a €6,743 spread on the same certified stone. Brilliant Earth lists it at €7,882. 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

3.90
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808617587
Dimensions10.10 × 10.02 × 6.21 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.10 mm10.02 mm3.90 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808617587
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

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: €7,882 EUR|Low: €1,139 EUR|High: €7,890 EUR|Avg: €2,757 EUR|-0.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 3, 2026
Retailer 7€1,139 EUR
Retailer 10€1,328 EUR
Retailer 4€1,503 EUR
Retailer 15€1,678 EUR
Retailer 12€1,695 EUR
Retailer 16€2,094 EUR
Retailer 14€2,312 EUR
Retailer 5€2,664 EUR
Retailer 2€2,727 EUR
Retailer 13€2,886 EUR
Retailer 8€3,296 EUR
Retailer 11€3,771 EUR
Retailer 3€3,930 EUR
Retailer 6€4,128 EUR
Retailer 9€4,247 EUR
Brilliant Earth€7,882 EUR

18 data points across 16 retailers

19 retailers€1,139 EUR to €7,882 EUR

Retailer 1
-
€1,064 EUR
$1,193 USD
Price last confirmed 42 days ago
A
Retailer 2
-
€1,139 EUR
$1,277 USD
View
Final sale: no returns
Retailer 3
-
€1,223 EUR
$1,372 USD
View
Price last confirmed 42 days ago
A
Retailer 4
-
€1,328 EUR
$1,490 USD
View
A
Retailer 5
-
€1,503 EUR
$1,686 USD
View
A
Retailer 6
-
€1,678 EUR
$1,882 USD
View
A
Retailer 7
-
€1,695 EUR
£1,497 GBP
View
A
Retailer 8
-
€2,094 EUR
View
B+
Retailer 9
-
€2,312 EUR
$2,593 USD
View
Retailer 10
-
€2,325 EUR
$2,608 USD
View
Price last confirmed 43 days ago
B+
Retailer 11
-
€2,664 EUR
A$4,596 AUD
View
B+
Retailer 12
-
€2,727 EUR
ZAR 49,417 ZAR
View
B+
Retailer 13
-
€2,886 EUR
$3,237 USD
View
B+
Retailer 14
-
€3,296 EUR
$3,697 USD
View
B+
Retailer 15
-
€3,771 EUR
£3,330 GBP
View
B+
Retailer 16
-
€3,930 EUR
SGD 5,957 SGD
View
B+
Retailer 17
-
€4,128 EUR
$4,630 USD
View
B+
Retailer 18
-
€4,247 EUR
$4,764 USD
View
Most Expensive
B
Brilliant Earth
20289458A · Nov 1
€7,882 EUR
$8,840 USD
View
18 more retailers have this diamond
Prices start from €1,139 EURSave up to €6,743 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
3.90ct Round
€1,139 EUR