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Heart|Lab Grown|IGI

1.22ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG755527759

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG755527759

Diamond specifications and retailer prices

From £143 GBP
$192 USD
As of October 30, 2026
Save £728 GBP (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £872 GBP at Reve Diamonds · As of October 30, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG755527759 or 755527759. Listed at 23 retailers as of October 30, 2026, with prices from £143 to £872, a £728 spread on the same certified stone. Reve Diamonds lists it at £872. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.3°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG755527759
Dimensions6.89 × 6.89 × 4.17 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
6.89 mm6.89 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG755527759
Side View
Table 59.0%Crown 31.3°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 55.3%

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 30
Current: £672 GBP|Low: £143 GBP|High: £873 GBP|Avg: £419 GBP|-5.3%
Retailer 1
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Retailer 20
Reve Diamonds
October 30, 2026
Retailer 11£143 GBP
Retailer 7£160 GBP
Retailer 2£166 GBP
Retailer 10£178 GBP
Retailer 19£178 GBP
Retailer 14£223 GBP
Retailer 4£240 GBP
Retailer 5£248 GBP
Retailer 16£305 GBP
Retailer 12£323 GBP
Retailer 6£329 GBP
Retailer 15£340 GBP
Retailer 18£433 GBP
Retailer 17£544 GBP
Retailer 8£571 GBP
Retailer 3£573 GBP
Retailer 13£598 GBP
Retailer 9£611 GBP
Retailer 1£672 GBP
Retailer 20£831 GBP
Reve Diamonds£872 GBP

27 data points across 21 retailers

23 retailers£143 GBP to £872 GBP

A
Cheapest Retailer
-
£143 GBP
$192 USD
A
Retailer 2
-
£160 GBP
$214 USD
View
Final sale: no returns
A
Retailer 3
-
£166 GBP
$223 USD
View
A
Retailer 4
-
£178 GBP
$238 USD
View
A
Retailer 5
-
£178 GBP
$238 USD
View
A
Retailer 6
-
£223 GBP
View
B+
Retailer 7
-
£240 GBP
$322 USD
View
A
Retailer 8
-
£248 GBP
HK$2,600 HKD
View
A
Retailer 9
-
£305 GBP
ZAR 6,603 ZAR
View
A
Retailer 10
-
£323 GBP
View
A
Retailer 11
-
£329 GBP
$441 USD
View
B+
Retailer 12
-
£340 GBP
€434 EUR
View
B+
Retailer 13
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£433 GBP
A$893 AUD
View
Retailer 14
-
£446 GBP
$597 USD
View
Price last confirmed 10 days ago
B+
Retailer 15
-
£544 GBP
A$1,122 AUD
View
B+
Retailer 16
-
£571 GBP
$765 USD
View
B
Retailer 17
-
£573 GBP
$768 USD
View
B
Retailer 18
-
£598 GBP
$801 USD
View
B
Retailer 19
-
£611 GBP
$819 USD
View
B
Retailer 20
-
£672 GBP
$900 USD
View
B
Retailer 21
-
£683 GBP
CA$1,271 CAD
View
B
Retailer 22
-
£831 GBP
View
Most Expensive
B
Reve Diamonds
EAFE24983 · Oct 30
£872 GBP
$1,168 USD
View
22 more retailers have this diamond
Prices start from £143 GBPSave up to £728 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
£143 GBP