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Round|Lab Grown|IGI

1.22ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG804642923

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804642923

Diamond specifications and retailer prices

From £124 GBP
$166 USD
As of November 1, 2026
Save £595 GBP (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £718 GBP at MOH London · As of November 2, 2026
View at MOH London

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG804642923 or 804642923. Listed at 19 retailers as of November 1, 2026, with prices from £124 to £718, a £595 spread on the same certified stone. MOH London lists it at £718. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804642923
Dimensions6.99 × 6.94 × 4.11 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
6.99 mm6.94 mm1.22 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804642923
Side View
Table 58.0%Crown 32.6°Girdle: MediumPavilion 40.4°Culet: NoneDepth 59.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £718 GBP|Low: £123 GBP|High: £750 GBP|Avg: £354 GBP|-3.3%
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
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Retailer 17
November 3, 2026
Retailer 16£124 GBP
Retailer 15£144 GBP
Retailer 8£154 GBP
Retailer 14£265 GBP
Retailer 2£272 GBP
Retailer 4£276 GBP
Retailer 11£288 GBP
Retailer 3£293 GBP
Retailer 17£340 GBP
Retailer 12£374 GBP
Retailer 9£391 GBP
Retailer 10£409 GBP
Retailer 13£477 GBP
Retailer 7£493 GBP
Retailer 5£534 GBP
Retailer 6£545 GBP
MOH London£718 GBP

44 data points across 17 retailers

19 retailers£124 GBP to £718 GBP

A
Cheapest Retailer
-
£124 GBP
$166 USD
A
Retailer 2
-
£144 GBP
$193 USD
View
A
Retailer 3
-
£154 GBP
$206 USD
View
Retailer 4
-
£159 GBP
$213 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£265 GBP
ZAR 5,746 ZAR
View
A
Retailer 6
-
£272 GBP
View
A
Retailer 7
-
£276 GBP
$371 USD
View
A
Retailer 8
-
£288 GBP
€368 EUR
View
A
Retailer 9
-
£293 GBP
$393 USD
View
B+
Retailer 10
-
£340 GBP
$456 USD
View
B+
Retailer 11
-
£374 GBP
A$773 AUD
View
B+
Retailer 12
-
£391 GBP
$525 USD
View
B+
Retailer 13
-
£409 GBP
$549 USD
View
B+
Retailer 14
-
£477 GBP
$640 USD
View
Retailer 15
-
£487 GBP
$654 USD
View
Price last confirmed 47 days ago
B
Retailer 16
-
£493 GBP
$662 USD
View
B
Retailer 17
-
£534 GBP
$717 USD
View
B
Retailer 18
-
£545 GBP
$732 USD
View
Most Expensive
B
MOH London
LG804642923 · Nov 2
£718 GBP
View
18 more retailers have this diamond
Prices start from £124 GBPSave up to £595 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
1.22ct Round
£124 GBP