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Round|Lab Grown|IGI

1.09ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG811646803

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811646803

Diamond specifications and retailer prices

From £112 GBP
$150 USD
As of October 29, 2026
Save £540 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £652 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.09ct lab-grown round diamond

This 1.09ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811646803 or 811646803. Listed at 19 retailers as of October 29, 2026, with prices from £112 to £652, a £540 spread on the same certified stone. MOH London lists it at £652. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811646803
Dimensions6.65 × 6.60 × 4.05 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.65 mm6.60 mm1.09 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811646803
Side View
Table 56.0%Crown 33.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
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 29
Current: £652 GBP|Low: £110 GBP|High: £670 GBP|Avg: £311 GBP|-1.7%
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
Retailer 14
Retailer 15
October 29, 2026
Retailer 8£112 GBP
Retailer 7£133 GBP
Retailer 6£139 GBP
Retailer 2£240 GBP
Retailer 13£246 GBP
Retailer 14£255 GBP
Retailer 10£268 GBP
Retailer 9£287 GBP
Retailer 11£323 GBP
Retailer 3£357 GBP
Retailer 12£396 GBP
Retailer 5£446 GBP
Retailer 4£481 GBP
Retailer 15£487 GBP
MOH London£652 GBP

41 data points across 15 retailers

19 retailers£112 GBP to £652 GBP

A
Cheapest Retailer
-
£112 GBP
$150 USD
A
Retailer 2
-
£133 GBP
$178 USD
View
A
Retailer 3
-
£139 GBP
$186 USD
View
A
Retailer 4
-
£142 GBP
$190 USD
View
A
Retailer 5
-
£240 GBP
View
A
Retailer 6
-
£246 GBP
$330 USD
View
A
Retailer 7
-
£255 GBP
$342 USD
View
B+
Retailer 8
-
£268 GBP
€342 EUR
View
B+
Retailer 9
-
£287 GBP
View
B+
Retailer 10
-
£323 GBP
$433 USD
View
Retailer 11
-
£335 GBP
$449 USD
View
Price last confirmed 88 days ago
B+
Retailer 12
-
£357 GBP
$478 USD
View
B+
Retailer 13
-
£396 GBP
$530 USD
View
B+
Retailer 14
-
£396 GBP
$530 USD
View
B
Retailer 15
-
£446 GBP
$597 USD
View
B
Retailer 16
-
£481 GBP
$645 USD
View
B
Retailer 17
-
£481 GBP
$645 USD
View
B
Retailer 18
-
£487 GBP
$653 USD
View
Most Expensive
B
MOH London
LG811646803 · Oct 29
£652 GBP
View
18 more retailers have this diamond
Prices start from £112 GBPSave up to £540 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
1.09ct Round
£112 GBP