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Round|Lab Grown|IGI

3.86ct E SI2 Round Lab Grown Diamond

ID • E/SI2 • IGI LG814638026

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814638026

Diamond specifications and retailer prices

From €374 EUR
$418 USD
As of October 26, 2026
Save €2,365 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,739 EUR at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.86ct lab-grown round diamond

This 3.86ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG814638026 or 814638026. Listed at 16 retailers as of October 26, 2026, with prices from €374 to €2,739, a €2,365 spread on the same certified stone. Brilliant Earth lists it at €2,739. 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

3.86
Carat
E
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814638026
Dimensions10.07 × 9.99 × 6.23 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
10.07 mm9.99 mm3.86 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814638026
Side View
Table 58.0%Crown 34.3°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.0%

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: Oct 26
Current: €2,739 EUR|Low: €360 EUR|High: €4,216 EUR|Avg: €1,202 EUR|-35.0%
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
Retailer 17
October 30, 2026
Retailer 3€374 EUR
Retailer 4€419 EUR
Retailer 8€420 EUR
Retailer 9€465 EUR
Retailer 12€504 EUR
Retailer 10€701 EUR
Retailer 17€733 EUR
Retailer 14€758 EUR
Retailer 7€764 EUR
Retailer 11€1,069 EUR
Retailer 2€1,099 EUR
Retailer 5€1,213 EUR
Retailer 13€1,457 EUR
Retailer 6€1,493 EUR
Retailer 15€1,709 EUR
Retailer 16€2,117 EUR
Brilliant Earth€2,739 EUR

41 data points across 17 retailers

16 retailers€374 EUR to €2,739 EUR

A
Cheapest Retailer
-
€374 EUR
$418 USD
A
Retailer 2
-
€420 EUR
$469 USD
View
A
Retailer 3
-
€465 EUR
$519 USD
View
A
Retailer 4
-
€504 EUR
HK$4,400 HKD
View
A
Retailer 5
-
€701 EUR
View
B+
Retailer 6
-
€733 EUR
$819 USD
View
A
Retailer 7
-
€758 EUR
£667 GBP
View
A
Retailer 8
-
€764 EUR
$854 USD
View
B+
Retailer 9
-
€1,069 EUR
A$1,838 AUD
View
B+
Retailer 10
-
€1,099 EUR
$1,228 USD
View
B+
Retailer 11
-
€1,213 EUR
$1,355 USD
View
B+
Retailer 12
-
€1,457 EUR
SGD 2,200 SGD
View
B+
Retailer 13
-
€1,493 EUR
$1,668 USD
View
B+
Retailer 14
-
€1,709 EUR
£1,503 GBP
View
B
Retailer 15
-
€2,117 EUR
$2,365 USD
View
Most Expensive
B
Brilliant Earth
20541259A · Oct 30
€2,739 EUR
$3,060 USD
View
15 more retailers have this diamond
Prices start from €374 EURSave up to €2,365 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
3.86ct Round
€374 EUR