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Oval|Lab Grown|IGI

3.00ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG745517313

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG745517313

Diamond specifications and retailer prices

From £2,403 GBP
$3,200 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £2,403 GBP at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG745517313 or 745517313. Listed at a single retailer as of October 29, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG745517313
Dimensions11.57 × 7.79 × 4.96 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.57 mm7.79 mm3.00 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG745517313
Side View
Table 54.0%Crown 35.4°Girdle: THK-VTKPavilion 38.2°Culet: NoneDepth 63.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: £2,403 GBP|Low: £232 GBP|High: £3,582 GBP|Avg: £1,106 GBP|-29.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
July 15, 2026
Retailer 3£428 GBP
Retailer 10£483 GBP
Retailer 6£502 GBP
Retailer 2£567 GBP
Retailer 7£662 GBP
Retailer 9£713 GBP
Retailer 4£882 GBP
Retailer 8£1,046 GBP
Retailer 5£2,035 GBP
Brilliant Earth£2,403 GBP

72 data points across 10 retailers

1 retailer

B
Brilliant Earth
16561447A · Oct 29
£2,403 GBP
$3,200 USD
View

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
3.00ct Oval
£2,403 GBP