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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 $477 NZD
$269 USD
As of October 30, 2026
Save $2,155 NZD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $4,631 NZD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,158 NZD|Low: $458 NZD|High: $2,650 NZD|Avg: $1,178 NZD|+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$477 NZD
Retailer 4$554 NZD
Retailer 2$593 NZD
Retailer 5$593 NZD
Retailer 6$781 NZD
Retailer 7$820 NZD
Retailer 13$869 NZD
Retailer 11$1,122 NZD
Retailer 1$1,158 NZD
Retailer 9$1,446 NZD
Retailer 10$1,594 NZD
Retailer 12$1,819 NZD
Retailer 3$2,101 NZD
Retailer 8$2,632 NZD

40 data points across 14 retailers

21 retailers$477 NZD to $2,632 NZD

A
Cheapest Retailer
-
$477 NZD
$269 USD
A
Retailer 2
-
$534 NZD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$554 NZD
$312 USD
View
A
Retailer 4
-
$593 NZD
$334 USD
View
A
Retailer 5
-
$593 NZD
$334 USD
View
A
Retailer 6
-
$639 NZD
$360 USD
View
B+
Retailer 7
-
$781 NZD
$440 USD
View
B+
Retailer 8
-
$791 NZD
$446 USD
View
A
Retailer 9
-
$820 NZD
£364 GBP
View
B+
Retailer 10
-
$869 NZD
$490 USD
View
B+
Retailer 11
-
$1,122 NZD
ZAR 10,220 ZAR
View
B+
Retailer 12
-
$1,158 NZD
£514 GBP
View
B
Retailer 13
-
$1,446 NZD
A$1,254 AUD
View
B+
Retailer 14
-
$1,594 NZD
A$1,382 AUD
View
B
Retailer 15
-
$1,819 NZD
$1,025 USD
View
B
Retailer 16
-
$2,101 NZD
$1,184 USD
View
B
Retailer 17
-
$2,392 NZD
$1,348 USD
View
B
Retailer 18
-
$2,503 NZD
$1,411 USD
View
B
Retailer 19
-
$2,632 NZD
£1,168 GBP
View
Retailer 20
-
$4,241 NZD
$2,390 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-710590512 · Oct 30
$4,631 NZD
$2,610 USD
View
Price under review
20 more retailers have this diamond
Prices start from $477 NZDSave up to $2,155 NZD

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
$477 NZD