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Heart|Lab Grown|IGI

1.22ct E VS1 Heart Lab Grown Diamond

ID • E/VS1 • IGI LG710590512

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG710590512

Diamond specifications and retailer prices

From $269 USD
As of October 27, 2026
Save $1,214 USD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,610 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore 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 LG710590512 or 710590512. Listed at 21 retailers as of October 27, 2026, with a 451% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710590512
Dimensions7.41 × 7.41 × 6.63 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
7.41 mm7.41 mm1.22 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710590512
Side View
Table 64.0%Crown 32.8°Girdle: MED-THKPavilion 40.6°Culet: NoneDepth 58.4%

Caratlytics Score

How it works →
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: Oct 27
Current: $651 USD|Low: $301 USD|High: $1,494 USD|Avg: $702 USD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 4$301 USD
Retailer 12$334 USD
Retailer 3$440 USD
Retailer 6$464 USD
Retailer 11$490 USD
Retailer 9$633 USD
Retailer 1$651 USD
Retailer 7$815 USD
Retailer 8$898 USD
Retailer 10$1,025 USD
Retailer 2$1,184 USD
Retailer 5$1,483 USD

41 data points across 12 retailers

21 retailers$269 USD to $1,483 USD

A
Cheapest Retailer
-
$269 USD
A
Retailer 2
-
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$312 USD
View
A
Retailer 4
-
$334 USD
View
A
Retailer 5
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$334 USD
View
A
Retailer 6
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$360 USD
View
A
Retailer 7
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$440 USD
View
A
Retailer 8
-
$446 USD
View
A
Retailer 9
-
$464 USD
£365 GBP
View
A
Retailer 10
-
$490 USD
View
B+
Retailer 11
-
$633 USD
ZAR 10,220 ZAR
View
B+
Retailer 12
-
$651 USD
£512 GBP
View
B
Retailer 13
-
$815 USD
A$1,254 AUD
View
B+
Retailer 14
-
$898 USD
A$1,382 AUD
View
B
Retailer 15
-
$1,025 USD
View
B
Retailer 16
-
$1,184 USD
View
B
Retailer 17
-
$1,348 USD
View
B
Retailer 18
-
$1,411 USD
View
B
Retailer 19
-
$1,483 USD
£1,168 GBP
View
B
Retailer 20
-
$2,390 USD
View
Price under review
Most Expensive
B
Do Amore Diamonds
23-710590512 · Oct 28
$2,610 USD
View
Price under review
20 more retailers have this diamond
Prices start from $269 USDSave up to $1,214 USD

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
$269 USD