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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 $344 SGD
$269 USD
As of October 30, 2026
Save $1,552 SGD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,337 SGD 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

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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: $835 SGD|Low: $330 SGD|High: $1,909 SGD|Avg: $849 SGD|+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$344 SGD
Retailer 4$399 SGD
Retailer 2$427 SGD
Retailer 5$427 SGD
Retailer 6$562 SGD
Retailer 7$591 SGD
Retailer 13$626 SGD
Retailer 11$809 SGD
Retailer 1$835 SGD
Retailer 9$1,042 SGD
Retailer 10$1,148 SGD
Retailer 12$1,310 SGD
Retailer 3$1,514 SGD
Retailer 8$1,896 SGD

40 data points across 14 retailers

21 retailers$344 SGD to $1,896 SGD

A
Cheapest Retailer
-
$344 SGD
$269 USD
A
Retailer 2
-
$385 SGD
$301 USD
View
Final sale: no returns
A
Retailer 3
-
$399 SGD
$312 USD
View
A
Retailer 4
-
$427 SGD
$334 USD
View
A
Retailer 5
-
$427 SGD
$334 USD
View
A
Retailer 6
-
$460 SGD
$360 USD
View
B+
Retailer 7
-
$562 SGD
$440 USD
View
B+
Retailer 8
-
$570 SGD
$446 USD
View
A
Retailer 9
-
$591 SGD
£364 GBP
View
B+
Retailer 10
-
$626 SGD
$490 USD
View
B+
Retailer 11
-
$809 SGD
ZAR 10,220 ZAR
View
B+
Retailer 12
-
$835 SGD
£514 GBP
View
B
Retailer 13
-
$1,042 SGD
A$1,254 AUD
View
B+
Retailer 14
-
$1,148 SGD
A$1,382 AUD
View
B
Retailer 15
-
$1,310 SGD
$1,025 USD
View
B
Retailer 16
-
$1,514 SGD
$1,184 USD
View
B
Retailer 17
-
$1,724 SGD
$1,348 USD
View
B
Retailer 18
-
$1,804 SGD
$1,411 USD
View
B
Retailer 19
-
$1,896 SGD
£1,168 GBP
View
Retailer 20
-
$3,055 SGD
$2,390 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-710590512 · Oct 30
$3,337 SGD
$2,610 USD
View
Price under review
20 more retailers have this diamond
Prices start from $344 SGDSave up to $1,552 SGD

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
$344 SGD