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Oval|Lab Grown|IGI

3.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG800612640

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG800612640

Diamond specifications and retailer prices

From £312 GBP
As of November 6, 2026
Save £1,103 GBP (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,415 GBP at MOH London · As of November 5, 2026
View at MOH London

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 LG800612640 or 800612640. Listed at 17 retailers as of November 5, 2026, with prices from £312 to £1,415, a £1,103 spread on the same certified stone. MOH London lists it at £1,415. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800612640
Dimensions11.59 × 8.10 × 5.04 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.59 mm8.10 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800612640
Side View
Table 61.0%Crown 34.8°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 62.2%

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 6
Current: £1,415 GBP|Low: £299 GBP|High: £1,436 GBP|Avg: £733 GBP|-1.3%
MOH London
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 12£312 GBP
Retailer 14£348 GBP
Retailer 5£349 GBP
Retailer 7£386 GBP
Retailer 15£386 GBP
Retailer 2£470 GBP
Retailer 10£497 GBP
Retailer 3£609 GBP
Retailer 6£611 GBP
Retailer 8£629 GBP
Retailer 11£1,083 GBP
Retailer 4£1,241 GBP
Retailer 9£1,397 GBP
Retailer 13£1,408 GBP
MOH London£1,415 GBP

44 data points across 15 retailers

17 retailers£312 GBP to £1,415 GBP

A
Cheapest Retailer
-
£312 GBP
A
Retailer 2
-
£348 GBP
View
Final sale: no returns
A
Retailer 3
-
£349 GBP
View
Retailer 4
-
£386 GBP
View
Price last confirmed 12 days ago
A
Retailer 5
-
£386 GBP
View
A
Retailer 6
-
£470 GBP
View
A
Retailer 7
-
£497 GBP
View
B+
Retailer 8
-
£609 GBP
View
A
Retailer 9
-
£611 GBP
View
A
Retailer 10
-
£629 GBP
View
A
Retailer 11
-
£752 GBP
View
B+
Retailer 12
-
£1,083 GBP
View
B+
Retailer 13
-
£1,241 GBP
View
B+
Retailer 14
-
£1,266 GBP
View
B
Retailer 15
-
£1,397 GBP
View
B
Retailer 16
-
£1,408 GBP
View
Most Expensive
B
MOH London
LG800612640 · Nov 5
£1,415 GBP
View
16 more retailers have this diamond
Prices start from £312 GBPSave up to £1,103 GBP

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
£312 GBP