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Oval|Lab Grown|IGI

3.03ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG678584112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG678584112

Diamond specifications and retailer prices

From €377 EUR
As of November 6, 2026
Save €3,564 EUR (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €3,941 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG678584112 or 678584112. Listed at 16 retailers as of November 6, 2026, with prices from €377 to €3,941, a €3,564 spread on the same certified stone. Brilliant Earth lists it at €3,941. 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
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31°
Pavilion angle42.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG678584112
Dimensions11.60 × 8.26 × 5.19 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm8.26 mm3.03 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG678584112
Side View
Table 60.0%Crown 31°Girdle: MED-STKPavilion 42.6°Culet: NoneDepth 62.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: €3,941 EUR|Low: €377 EUR|High: €3,941 EUR|Avg: €1,057 EUR
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 7€377 EUR
Retailer 6€423 EUR
Retailer 12€436 EUR
Retailer 13€468 EUR
Retailer 4€600 EUR
Retailer 15€629 EUR
Retailer 14€738 EUR
Retailer 8€763 EUR
Retailer 2€782 EUR
Retailer 5€923 EUR
Retailer 11€1,135 EUR
Retailer 3€1,505 EUR
Retailer 10€1,666 EUR
Retailer 9€1,713 EUR
Brilliant Earth€3,941 EUR

46 data points across 15 retailers

16 retailers€377 EUR to €3,941 EUR

A
Cheapest Retailer
-
€377 EUR
A
Retailer 2
-
€423 EUR
View
A
Retailer 3
-
€436 EUR
View
Final sale: no returns
A
Retailer 4
-
€468 EUR
View
Retailer 5
-
€488 EUR
View
Price last confirmed 12 days ago
A
Retailer 6
-
€600 EUR
View
B+
Retailer 7
-
€629 EUR
View
A
Retailer 8
-
€738 EUR
View
A
Retailer 9
-
€763 EUR
View
A
Retailer 10
-
€782 EUR
View
A
Retailer 11
-
€923 EUR
View
B+
Retailer 12
-
€1,135 EUR
View
B+
Retailer 13
-
€1,505 EUR
View
B+
Retailer 14
-
€1,666 EUR
View
B+
Retailer 15
-
€1,713 EUR
View
Most Expensive
B
Brilliant Earth
17470454A · Nov 6
€3,941 EUR
$4,400 USD
View
15 more retailers have this diamond
Prices start from €377 EURSave up to €3,564 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
€377 EUR