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Round|Lab Grown|IGI

1.22ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG607342750

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607342750

Diamond specifications and retailer prices

From £203 GBP
$273 USD
As of October 30, 2026
Save £908 GBP (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £1,112 GBP at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 LG607342750 or 607342750. Listed at 17 retailers as of October 30, 2026, with prices from £203 to £1,112, a £908 spread on the same certified stone. Taylor and Hart lists it at £1,112. 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 angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607342750
Dimensions6.85 × 6.89 × 4.22 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.85 mm6.89 mm1.22 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607342750
Side View
Table 58.0%Crown 34.8°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.4%

Caratlytics Score

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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 30
Current: £389 GBP|Low: £145 GBP|High: £1,112 GBP|Avg: £544 GBP
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
Taylor and Hart
October 30, 2026
Retailer 2£203 GBP
Retailer 4£225 GBP
Retailer 5£313 GBP
Retailer 14£379 GBP
Retailer 9£387 GBP
Retailer 1£389 GBP
Retailer 8£406 GBP
Retailer 7£426 GBP
Retailer 6£466 GBP
Retailer 10£549 GBP
Retailer 12£726 GBP
Retailer 13£790 GBP
Retailer 3£875 GBP
Retailer 11£903 GBP
Taylor and Hart£1,112 GBP

38 data points across 15 retailers

17 retailers£203 GBP to £1,112 GBP

Retailer 1
-
£182 GBP
$244 USD
Price last confirmed 23 days ago
A
Retailer 2
-
£203 GBP
$273 USD
View
Final sale: no returns
Retailer 3
-
£210 GBP
$282 USD
View
Price last confirmed 24 days ago
Retailer 4
-
£225 GBP
$302 USD
View
Price last confirmed 23 days ago
B+
Retailer 5
-
£313 GBP
$420 USD
View
B+
Retailer 6
-
£379 GBP
$508 USD
View
B+
Retailer 7
-
£387 GBP
ZAR 8,381 ZAR
View
B+
Retailer 8
-
£389 GBP
View
B+
Retailer 9
-
£406 GBP
€519 EUR
View
B+
Retailer 10
-
£426 GBP
View
B
Retailer 11
-
£549 GBP
A$1,133 AUD
View
Retailer 12
-
£724 GBP
$971 USD
View
Price last confirmed 23 days ago
B
Retailer 13
-
£726 GBP
$974 USD
View
B
Retailer 14
-
£790 GBP
$1,060 USD
View
B
Retailer 15
-
£875 GBP
SGD 1,587 SGD
View
B
Retailer 16
-
£903 GBP
View
Most Expensive
B
Taylor and Hart
BIOGW5G · Oct 31
£1,112 GBP
$1,492 USD
View
16 more retailers have this diamond
Prices start from £203 GBPSave up to £908 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
£203 GBP