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Oval|Lab Grown|IGI

3.03ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG821695108

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG821695108

Diamond specifications and retailer prices

From £561 GBP
As of November 6, 2026
Save £812 GBP (59%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,373 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG821695108 or 821695108. Listed at 5 retailers as of November 5, 2026, with prices from £561 to £1,373, a £812 spread on the same certified stone. MOH London lists it at £1,373. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle41.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821695108
Dimensions11.79 × 8.05 × 5.06 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.79 mm8.05 mm3.03 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821695108
Side View
Table 62.0%Crown 35.7°Girdle: MED-STKPavilion 41.9°Culet: NoneDepth 62.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,373 GBP|Low: £513 GBP|High: £1,391 GBP|Avg: £880 GBP|+5.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 6, 2026
Retailer 4£561 GBP
Retailer 2£629 GBP
Retailer 3£760 GBP
Retailer 5£1,160 GBP
MOH London£1,373 GBP

29 data points across 5 retailers

5 retailers£561 GBP to £1,373 GBP

B+
Cheapest Retailer
-
£561 GBP
A
Retailer 2
-
£629 GBP
View
A
Retailer 3
-
£760 GBP
View
B
Retailer 4
-
£1,160 GBP
View
Most Expensive
B+
MOH London
LG821695108 · Nov 5
£1,373 GBP
View
4 more retailers have this diamond
Prices start from £561 GBPSave up to £812 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
£561 GBP