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Round|Lab Grown|IGI

9.83ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG603352612

Shape and cutting style on the report: Round brilliant

Certificate IGI LG603352612

Diamond specifications and retailer prices

From £3,486 GBP
$4,671 USD
As of October 29, 2026
Save £4,932 GBP (59%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £8,418 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 9.83ct lab-grown round diamond

This 9.83ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG603352612 or 603352612. Listed at 14 retailers as of October 29, 2026, with prices from £3,486 to £8,418, a £4,932 spread on the same certified stone. MOH London lists it at £8,418. 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

9.83
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG603352612
Dimensions13.83 × 13.76 × 8.36 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
13.83 mm13.76 mm9.83 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG603352612
Side View
Table 59.0%Crown 33.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.6%

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: £8,418 GBP|Low: £3,347 GBP|High: £8,485 GBP|Avg: £4,893 GBP|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 10£3,486 GBP
Retailer 3£3,653 GBP
Retailer 13£3,965 GBP
Retailer 5£4,044 GBP
Retailer 11£4,044 GBP
Retailer 7£4,045 GBP
Retailer 6£4,102 GBP
Retailer 4£5,053 GBP
Retailer 9£5,165 GBP
Retailer 2£5,235 GBP
Retailer 8£5,265 GBP
Retailer 12£6,253 GBP
MOH London£8,418 GBP

44 data points across 13 retailers

14 retailers£3,486 GBP to £8,418 GBP

B
Cheapest Retailer
-
£3,486 GBP
$4,671 USD
B
Retailer 2
-
£3,653 GBP
$4,895 USD
View
B
Retailer 3
-
£3,965 GBP
$5,313 USD
View
Retailer 4
-
£4,044 GBP
$5,418 USD
View
Price last confirmed 19 days ago
B
Retailer 5
-
£4,044 GBP
$5,418 USD
View
B
Retailer 6
-
£4,045 GBP
$5,420 USD
View
B
Retailer 7
-
£4,102 GBP
View
B
Retailer 8
-
£5,053 GBP
$6,771 USD
View
B
Retailer 9
-
£5,165 GBP
$6,920 USD
View
B
Retailer 10
-
£5,235 GBP
View
Retailer 11
-
£5,265 GBP
$7,055 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
£5,751 GBP
$7,706 USD
View
B
Retailer 13
-
£6,253 GBP
$8,379 USD
View
Most Expensive
B
MOH London
LG603352612 · Oct 29
£8,418 GBP
View
13 more retailers have this diamond
Prices start from £3,486 GBPSave up to £4,932 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.

B
9.83ct Round
£3,486 GBP