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Oval|Lab Grown|IGI

0.43ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG585323064

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG585323064

Diamond specifications and retailer prices

From £224 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: £263 GBP at Brilliant Earth · As of October 18, 2026
View at Brilliant Earth

About this 0.43ct lab-grown oval diamond

This 0.43ct lab-grown oval sits in the sub-half-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG585323064 or 585323064. Listed at 2 retailers as of October 29, 2026. 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

0.43
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.7°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG585323064
Dimensions6.37 × 4.18 × 2.54 mm
L/W Ratio1.52
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.37 mm4.18 mm0.43 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG585323064
Side View
Table 59.0%Crown 34.7°Girdle: THN-THNPavilion 39.1°Culet: NoneDepth 60.8%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Oct 29
Current: £263 GBP|Low: £224 GBP|High: £263 GBP|Avg: £246 GBP
Brilliant Earth
Retailer 2
December 30, 2025
Retailer 2£224 GBP
Brilliant Earth£263 GBP

5 data points across 2 retailers

2 retailers

B+
Cheapest Retailer
-
£224 GBP
Most Expensive
B
Brilliant Earth
14738961Y · Oct 18
£263 GBP
$350 USD
View
Price last confirmed 11 days ago
1 more retailer has this diamond
Prices start from £224 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.

B+
0.43ct Oval
£224 GBP