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Oval|Lab Grown|IGI

3.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG678584155

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584155

Diamond specifications and retailer prices

From €386 EUR
As of November 6, 2026
Save €2,319 EUR (86%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,705 EUR at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 3.03ct lab-grown oval diamond

This 3.03ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584155 or 678584155. Listed at 16 retailers as of November 6, 2026, with prices from €386 to €2,705, a €2,319 spread on the same certified stone. Brilliant Earth lists it at €2,705. 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

3.03
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584155
Dimensions11.42 × 8.31 × 5.04 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.42 mm8.31 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584155
Side View
Table 61.0%Crown 34.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €2,705 EUR|Low: €386 EUR|High: €2,938 EUR|Avg: €1,038 EUR|-7.9%
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
November 6, 2026
Retailer 6€386 EUR
Retailer 5€433 EUR
Retailer 11€447 EUR
Retailer 12€479 EUR
Retailer 3€609 EUR
Retailer 14€643 EUR
Retailer 13€748 EUR
Retailer 2€756 EUR
Retailer 8€782 EUR
Retailer 4€906 EUR
Retailer 9€1,172 EUR
Retailer 15€1,540 EUR
Retailer 7€1,688 EUR
Retailer 10€1,759 EUR
Brilliant Earth€2,705 EUR

45 data points across 15 retailers

16 retailers€386 EUR to €2,705 EUR

A
Cheapest Retailer
-
€386 EUR
A
Retailer 2
-
€433 EUR
View
A
Retailer 3
-
€447 EUR
View
Final sale: no returns
A
Retailer 4
-
€479 EUR
View
Retailer 5
-
€501 EUR
View
Price last confirmed 21 days ago
A
Retailer 6
-
€609 EUR
View
B+
Retailer 7
-
€643 EUR
View
A
Retailer 8
-
€748 EUR
View
A
Retailer 9
-
€756 EUR
View
A
Retailer 10
-
€782 EUR
View
A
Retailer 11
-
€906 EUR
View
B+
Retailer 12
-
€1,172 EUR
View
B+
Retailer 13
-
€1,540 EUR
View
B
Retailer 14
-
€1,688 EUR
View
B
Retailer 15
-
€1,759 EUR
View
Most Expensive
B
Brilliant Earth
17470556A · Nov 6
€2,705 EUR
$3,020 USD
View
15 more retailers have this diamond
Prices start from €386 EURSave up to €2,319 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
3.03ct Oval
€386 EUR