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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 $383 AUD
$269 USD
As of October 30, 2026
Save $1,729 AUD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,716 AUD at Do Amore Diamonds · As of October 30, 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 29, 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
Colour
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $929 AUD|Low: $367 AUD|High: $2,126 AUD|Avg: $945 AUD|+3.2%
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
October 31, 2026
Retailer 14$383 AUD
Retailer 4$444 AUD
Retailer 2$475 AUD
Retailer 5$475 AUD
Retailer 6$626 AUD
Retailer 7$658 AUD
Retailer 13$698 AUD
Retailer 11$901 AUD
Retailer 1$929 AUD
Retailer 9$1,160 AUD
Retailer 10$1,279 AUD
Retailer 12$1,459 AUD
Retailer 3$1,686 AUD
Retailer 8$2,112 AUD

40 data points across 14 retailers

21 retailers$383 AUD to $2,112 AUD

A
Cheapest Retailer
-
$383 AUD
$269 USD
A
Retailer 2
-
$429 AUD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$444 AUD
$312 USD
View
A
Retailer 4
-
$475 AUD
$334 USD
View
A
Retailer 5
-
$475 AUD
$334 USD
View
A
Retailer 6
-
$512 AUD
$360 USD
View
B+
Retailer 7
-
$626 AUD
$440 USD
View
B+
Retailer 8
-
$635 AUD
$446 USD
View
A
Retailer 9
-
$658 AUD
£364 GBP
View
B+
Retailer 10
-
$698 AUD
$490 USD
View
B+
Retailer 11
-
$901 AUD
ZAR 10,220 ZAR
View
B+
Retailer 12
-
$929 AUD
£514 GBP
View
B
Retailer 13
-
$1,160 AUD
View
B+
Retailer 14
-
$1,279 AUD
View
B
Retailer 15
-
$1,459 AUD
$1,025 USD
View
B
Retailer 16
-
$1,686 AUD
$1,184 USD
View
B
Retailer 17
-
$1,919 AUD
$1,348 USD
View
B
Retailer 18
-
$2,009 AUD
$1,411 USD
View
B
Retailer 19
-
$2,112 AUD
£1,168 GBP
View
Retailer 20
-
$3,402 AUD
$2,390 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-710590512 · Oct 30
$3,716 AUD
$2,610 USD
View
Price under review
20 more retailers have this diamond
Prices start from $383 AUDSave up to $1,729 AUD

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
$383 AUD