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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG808602127

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG808602127

Diamond specifications and retailer prices

From £298 GBP
$397 USD
As of October 30, 2026
Save £2,983 GBP (91%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,282 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3ct lab-grown oval diamond

This 3ct 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 LG808602127 or 808602127. Listed at 6 retailers as of October 28, 2026, with prices from £298 to £3,282, a £2,983 spread on the same certified stone. Brilliant Earth lists it at £3,282. 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

3.00
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG808602127
Dimensions11.60 × 8.07 × 4.98 mm
L/W Ratio1.44
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.60 mm8.07 mm3.00 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG808602127
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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: Oct 30
Current: £3,282 GBP|Low: £187 GBP|High: £3,387 GBP|Avg: £986 GBP|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 9£187 GBP
Retailer 2£298 GBP
Retailer 8£496 GBP
Retailer 7£523 GBP
Retailer 3£610 GBP
Retailer 6£729 GBP
Retailer 5£911 GBP
Retailer 4£1,397 GBP
Brilliant Earth£3,282 GBP

31 data points across 9 retailers

6 retailers£298 GBP to £3,282 GBP

A
Cheapest Retailer
-
£298 GBP
$397 USD
Final sale: no returns
A
Retailer 2
-
£610 GBP
View
Retailer 3
-
£911 GBP
$1,213 USD
View
Price last confirmed 44 days ago
Retailer 4
-
£1,397 GBP
$1,860 USD
View
Price last confirmed 8 days ago
Retailer 5
-
£1,450 GBP
$1,930 USD
View
Price last confirmed 40 days ago
Most Expensive
B
Brilliant Earth
20324371A · Oct 28
£3,282 GBP
$4,370 USD
View
5 more retailers have this diamond
Prices start from £298 GBPSave up to £2,983 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
3.00ct Oval
£298 GBP