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Oval|Lab Grown|IGI

3.03ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG655460093

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG655460093

Diamond specifications and retailer prices

From £251 GBP
As of November 6, 2026
Save £1,157 GBP (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £1,408 GBP at Rare Carat · As of November 4, 2026
View at Rare Carat

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 LG655460093 or 655460093. Listed at 15 retailers as of November 4, 2026, with prices from £251 to £1,408, a £1,157 spread on the same certified stone. Rare Carat lists it at £1,408. 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 angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655460093
Dimensions11.53 × 8.05 × 5.15 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
11.53 mm8.05 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655460093
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
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: £1,408 GBP|Low: £251 GBP|High: £3,586 GBP|Avg: £998 GBP|-31.3%
Rare Carat
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
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Retailer 17
November 6, 2026
Retailer 14£251 GBP
Retailer 7£291 GBP
Retailer 16£312 GBP
Retailer 3£344 GBP
Retailer 10£379 GBP
Retailer 15£426 GBP
Retailer 5£503 GBP
Retailer 2£505 GBP
Retailer 17£548 GBP
Retailer 11£551 GBP
Retailer 4£731 GBP
Retailer 13£913 GBP
Retailer 6£1,000 GBP
Retailer 12£1,243 GBP
Rare Carat£1,408 GBP
Retailer 9£3,115 GBP
Retailer 8£3,586 GBP

11 data points across 17 retailers

15 retailers£251 GBP to £1,408 GBP

A
Cheapest Retailer
-
£251 GBP
A
Retailer 2
-
£291 GBP
View
A
Retailer 3
-
£312 GBP
View
A
Retailer 4
-
£344 GBP
View
A
Retailer 5
-
£379 GBP
View
A
Retailer 6
-
£426 GBP
View
B+
Retailer 7
-
£503 GBP
View
A
Retailer 8
-
£505 GBP
View
A
Retailer 9
-
£548 GBP
View
A
Retailer 10
-
£551 GBP
View
A
Retailer 11
-
£731 GBP
View
B+
Retailer 12
-
£913 GBP
View
B+
Retailer 13
-
£1,000 GBP
View
B+
Retailer 14
-
£1,243 GBP
View
Most Expensive
B
Rare Carat
KI0934600KF655 · Nov 4
£1,408 GBP
$1,885 USD
View
14 more retailers have this diamond
Prices start from £251 GBPSave up to £1,157 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
£251 GBP