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Round|Lab Grown|IGI

10.05ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG778657570

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778657570

Diamond specifications and retailer prices

From £6,289 GBP
$8,440 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: £6,289 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 10.05ct lab-grown round diamond

This 10.05ct lab-grown round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG778657570 or 778657570. Listed at a single retailer as of November 2, 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

10.05
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778657570
Dimensions13.95 × 14.08 × 8.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.95 mm14.08 mm10.05 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778657570
Side View
Table 62.0%Crown 32.5°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 58.7%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: £6,289 GBP|Low: £1,698 GBP|High: £11,237 GBP|Avg: £4,176 GBP|-18.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
May 14, 2026
Retailer 3£1,698 GBP
Retailer 2£2,143 GBP
Retailer 4£2,211 GBP
Retailer 7£2,250 GBP
Retailer 6£2,492 GBP
Retailer 8£2,943 GBP
Retailer 5£4,487 GBP
Brilliant Earth£6,289 GBP
Retailer 10£6,415 GBP
Retailer 9£8,164 GBP

35 data points across 10 retailers

1 retailer

B
Brilliant Earth
18432193A · Nov 2
£6,289 GBP
$8,440 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
10.05ct Round
£6,289 GBP