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Heart|Lab Grown|IGI

1.22ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG723548257

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG723548257

Diamond specifications and retailer prices

From £142 GBP
As of November 4, 2026
Save £723 GBP (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £865 GBP at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG723548257 or 723548257. Listed at 20 retailers as of November 4, 2026, with prices from £142 to £865, a £723 spread on the same certified stone. Reve Diamonds lists it at £865. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723548257
Dimensions7.07 × 7.08 × 4.32 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.07 mm7.08 mm1.22 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723548257
Side View
Table 56.0%Crown 36.1°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 61.0%

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: Nov 4
Current: £318 GBP|Low: £142 GBP|High: £874 GBP|Avg: £411 GBP|-0.5%
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
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Retailer 17
Reve Diamonds
November 5, 2026
Retailer 11£142 GBP
Retailer 14£159 GBP
Retailer 2£165 GBP
Retailer 8£180 GBP
Retailer 9£180 GBP
Retailer 10£235 GBP
Retailer 17£309 GBP
Retailer 6£310 GBP
Retailer 7£313 GBP
Retailer 1£318 GBP
Retailer 4£438 GBP
Retailer 13£441 GBP
Retailer 12£567 GBP
Retailer 16£569 GBP
Retailer 15£606 GBP
Retailer 5£637 GBP
Retailer 3£840 GBP
Reve Diamonds£865 GBP

38 data points across 18 retailers

20 retailers£142 GBP to £865 GBP

A
Cheapest Retailer
-
£142 GBP
A
Retailer 2
-
£159 GBP
View
Final sale: no returns
A
Retailer 3
-
£165 GBP
View
A
Retailer 4
-
£180 GBP
View
Retailer 5
-
£180 GBP
View
Price last confirmed 11 days ago
A
Retailer 6
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£235 GBP
View
A
Retailer 7
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£309 GBP
View
A
Retailer 8
-
£310 GBP
View
A
Retailer 9
-
£313 GBP
View
A
Retailer 10
-
£318 GBP
View
B+
Retailer 11
-
£348 GBP
View
B+
Retailer 12
-
£417 GBP
View
B+
Retailer 13
-
£438 GBP
View
B+
Retailer 14
-
£441 GBP
View
B+
Retailer 15
-
£567 GBP
View
B
Retailer 16
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£569 GBP
View
B
Retailer 17
-
£606 GBP
View
B
Retailer 18
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£637 GBP
View
B
Retailer 19
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£840 GBP
View
Most Expensive
B
Reve Diamonds
EDA182E1B · Nov 4
£865 GBP
$1,168 USD
View
19 more retailers have this diamond
Prices start from £142 GBPSave up to £723 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 Heart
£142 GBP