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Round|Lab Grown|IGI

1.22ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG683546864

Shape and cutting style on the report: Round brilliant

Certificate IGI LG683546864

Diamond specifications and retailer prices

From £139 GBP
$187 USD
As of November 1, 2026
Save £719 GBP (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £859 GBP at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

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 LG683546864 or 683546864. Listed at 23 retailers as of November 1, 2026, with prices from £139 to £859, a £719 spread on the same certified stone. Reve Diamonds lists it at £859. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683546864
Dimensions6.88 × 6.92 × 4.23 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.88 mm6.92 mm1.22 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683546864
Side View
Table 57.0%Crown 35°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: £313 GBP|Low: £139 GBP|High: £859 GBP|Avg: £404 GBP|+7.6%
Retailer 1
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
Retailer 16
Retailer 17
Reve Diamonds
November 3, 2026
Retailer 8£139 GBP
Retailer 16£156 GBP
Retailer 17£162 GBP
Retailer 4£173 GBP
Retailer 5£173 GBP
Retailer 13£298 GBP
Retailer 6£304 GBP
Retailer 1£313 GBP
Retailer 11£333 GBP
Retailer 3£357 GBP
Retailer 2£395 GBP
Retailer 12£421 GBP
Retailer 10£464 GBP
Retailer 9£556 GBP
Retailer 7£596 GBP
Retailer 14£671 GBP
Retailer 15£813 GBP
Reve Diamonds£859 GBP

44 data points across 18 retailers

23 retailers£139 GBP to £859 GBP

Retailer 1
-
£139 GBP
$186 USD
Price last confirmed 41 days ago
A
Retailer 2
-
£139 GBP
$187 USD
View
A
Retailer 3
-
£156 GBP
$209 USD
View
Final sale: no returns
A
Retailer 4
-
£162 GBP
$217 USD
View
Retailer 5
-
£169 GBP
$227 USD
View
Price last confirmed 42 days ago
A
Retailer 6
-
£173 GBP
$232 USD
View
Retailer 7
-
£173 GBP
$232 USD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
£298 GBP
$400 USD
View
A
Retailer 9
-
£298 GBP
ZAR 6,471 ZAR
View
B+
Retailer 10
-
£304 GBP
$408 USD
View
B+
Retailer 11
-
£313 GBP
View
B+
Retailer 12
-
£333 GBP
€425 EUR
View
B+
Retailer 13
-
£357 GBP
$479 USD
View
B+
Retailer 14
-
£395 GBP
$530 USD
View
B+
Retailer 15
-
£421 GBP
A$870 AUD
View
B+
Retailer 16
-
£464 GBP
$623 USD
View
Retailer 17
-
£551 GBP
$739 USD
View
Price last confirmed 43 days ago
B
Retailer 18
-
£556 GBP
$746 USD
View
B
Retailer 19
-
£596 GBP
$800 USD
View
B
Retailer 20
-
£608 GBP
$816 USD
View
B
Retailer 21
-
£671 GBP
$900 USD
View
B
Retailer 22
-
£813 GBP
View
Most Expensive
B
Reve Diamonds
D99F1F4C5 · Nov 1
£859 GBP
$1,152 USD
View
22 more retailers have this diamond
Prices start from £139 GBPSave up to £719 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
£139 GBP