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Oval|Lab Grown|IGI

3.00ct E SI1 Oval Lab Grown Diamond

VG • E/SI1 • IGI LG843664737

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG843664737

Diamond specifications and retailer prices

From £334 GBP
$447 USD
As of October 24, 2026
Save £2,935 GBP (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £3,269 GBP at Brilliant Earth · As of October 29, 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 very-good cut grade and certified by IGI LG843664737 or 843664737. Listed at 18 retailers as of October 24, 2026, with prices from £334 to £3,269, a £2,935 spread on the same certified stone. Brilliant Earth lists it at £3,269. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.00
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843664737
Dimensions11.74 × 7.87 × 4.73 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.74 mm7.87 mm3.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843664737
Side View
Table 61.0%Crown 37.8°Girdle: THK-VTKPavilion 37.2°Culet: NoneDepth 60.1%

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: Oct 24
Current: £607 GBP|Low: £298 GBP|High: £1,460 GBP|Avg: £746 GBP|+3.7%
Retailer 1
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 6£298 GBP
Retailer 5£334 GBP
Retailer 17£368 GBP
Retailer 7£369 GBP
Retailer 10£436 GBP
Retailer 12£472 GBP
Retailer 4£560 GBP
Retailer 1£607 GBP
Retailer 13£633 GBP
Retailer 9£651 GBP
Retailer 14£733 GBP
Retailer 3£1,036 GBP
Retailer 8£1,187 GBP
Retailer 15£1,261 GBP
Retailer 2£1,388 GBP
Retailer 11£1,404 GBP
Retailer 16£1,445 GBP

22 data points across 17 retailers

18 retailers£334 GBP to £3,269 GBP

Retailer 1
-
£298 GBP
$399 USD
Price last confirmed 7 days ago
A
Retailer 2
-
£334 GBP
$447 USD
View
A
Retailer 3
-
£368 GBP
$493 USD
View
A
Retailer 4
-
£369 GBP
$495 USD
View
B+
Retailer 5
-
£436 GBP
$584 USD
View
Final sale: no returns
A
Retailer 6
-
£472 GBP
View
B+
Retailer 7
-
£560 GBP
$750 USD
View
B+
Retailer 8
-
£607 GBP
$813 USD
View
B+
Retailer 9
-
£633 GBP
View
B+
Retailer 10
-
£651 GBP
$872 USD
View
B+
Retailer 11
-
£733 GBP
$982 USD
View
B
Retailer 12
-
£1,036 GBP
$1,388 USD
View
B+
Retailer 13
-
£1,187 GBP
$1,590 USD
View
B
Retailer 14
-
£1,261 GBP
$1,690 USD
View
B
Retailer 15
-
£1,388 GBP
$1,860 USD
View
B
Retailer 16
-
£1,404 GBP
$1,881 USD
View
B
Retailer 17
-
£1,445 GBP
View
Most Expensive
C
Brilliant Earth
22346829A · Oct 29
£3,269 GBP
$4,380 USD
View
17 more retailers have this diamond
Prices start from £334 GBPSave up to £2,935 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
£334 GBP