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Oval|Lab Grown|IGI

1.10ct E SI1 Oval Lab Grown Diamond

EX • E/SI1 • IGI LG784631779

Certificate IGI LG784631779

Diamond specifications and retailer prices

From £508 GBP
$680 USD
As of October 29, 2026
1 retailer carries this diamond
Only listing: £508 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 1.1ct lab-grown oval diamond

This 1.1ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG784631779 or 784631779. 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

1.10
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG784631779
Dimensions8.35 × 5.80 × 3.60 mm
L/W Ratio1.44
Top View
8.35 mm5.80 mm1.10 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784631779
Side View
Table 61.0%CrownGirdlePavilionCulet: NoneDepth 62.1%

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: £508 GBP|Low: £144 GBP|High: £508 GBP|Avg: £302 GBP
Brilliant Earth
Retailer 2
Retailer 3
April 14, 2026
Retailer 2£172 GBP
Retailer 3£345 GBP
Brilliant Earth£508 GBP

5 data points across 3 retailers

1 retailer

B
Brilliant Earth
18321511A · Oct 29
£508 GBP
$680 USD
View

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B
1.10ct Oval
£508 GBP