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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 €241 EUR
$269 USD
As of October 30, 2026
Save €1,080 EUR (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €2,336 EUR at Do Amore Diamonds · As of November 1, 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 30, 2026, with a 449% 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
Dimensions6.63 × 7.41 × 4.33 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.63 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 30
Current: €1,321 EUR|Low: €231 EUR|High: €1,337 EUR|Avg: €590 EUR|-1.0%
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
November 1, 2026
Retailer 14€241 EUR
Retailer 4€279 EUR
Retailer 2€299 EUR
Retailer 5€299 EUR
Retailer 6€394 EUR
Retailer 7€413 EUR
Retailer 13€439 EUR
Retailer 11€566 EUR
Retailer 8€584 EUR
Retailer 9€730 EUR
Retailer 10€804 EUR
Retailer 12€917 EUR
Retailer 3€1,060 EUR
Retailer 1€1,321 EUR

40 data points across 14 retailers

21 retailers€241 EUR to €1,321 EUR

A
Cheapest Retailer
-
€241 EUR
$269 USD
A
Retailer 2
-
€269 EUR
$301 USD
View
Final sale: no returns
A
Retailer 3
-
€279 EUR
$312 USD
View
A
Retailer 4
-
€299 EUR
$334 USD
View
Retailer 5
-
€299 EUR
$334 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
€322 EUR
$360 USD
View
B+
Retailer 7
-
€394 EUR
$440 USD
View
B+
Retailer 8
-
€399 EUR
$446 USD
View
A
Retailer 9
-
€413 EUR
£363 GBP
View
B+
Retailer 10
-
€439 EUR
$490 USD
View
B+
Retailer 11
-
€566 EUR
ZAR 10,220 ZAR
View
B+
Retailer 12
-
€584 EUR
£514 GBP
View
B
Retailer 13
-
€730 EUR
A$1,254 AUD
View
B+
Retailer 14
-
€804 EUR
A$1,382 AUD
View
B
Retailer 15
-
€917 EUR
$1,025 USD
View
B
Retailer 16
-
€1,060 EUR
$1,184 USD
View
B
Retailer 17
-
€1,207 EUR
$1,348 USD
View
B
Retailer 18
-
€1,263 EUR
$1,411 USD
View
B
Retailer 19
-
€1,321 EUR
£1,162 GBP
View
Retailer 20
-
€2,139 EUR
$2,390 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-710590512 · Nov 1
€2,336 EUR
$2,610 USD
View
Price under review
20 more retailers have this diamond
Prices start from €241 EURSave up to €1,080 EUR

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
€241 EUR