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Heart|Lab Grown|IGI

1.20ct G VVS2 Heart Lab Grown Diamond

EX • G/VVS2 • IGI LG589381553

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG589381553

Diamond specifications and retailer prices

From $371 AUD
As of November 4, 2026
Save $2,922 AUD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,293 AUD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown heart diamond

This 1.2ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG589381553 or 589381553. Listed at 17 retailers as of November 3, 2026, with prices from $371 to $3,293, a $2,922 spread on the same certified stone. Do Amore Diamonds lists it at $3,293. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
G
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG589381553
Dimensions6.64 × 7.48 × 4.23 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II Faint Blue
Top View
6.64 mm7.48 mm1.20 ctG / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG589381553
Side View
Table 60.0%Crown 33.1°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 56.6%

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: Nov 4
Current: $3,293 AUD|Low: $356 AUD|High: $3,293 AUD|Avg: $1,108 AUD
Do Amore Diamonds
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 5, 2026
Retailer 14$371 AUD
Retailer 12$415 AUD
Retailer 5$431 AUD
Retailer 3$460 AUD
Retailer 6$596 AUD
Retailer 10$624 AUD
Retailer 9$874 AUD
Retailer 2$882 AUD
Retailer 8$1,244 AUD
Retailer 11$1,413 AUD
Retailer 4$1,632 AUD
Retailer 13$1,971 AUD
Retailer 7$2,028 AUD
Do Amore Diamonds$3,293 AUD

45 data points across 14 retailers

17 retailers$371 AUD to $3,293 AUD

A
Cheapest Retailer
-
$371 AUD
A
Retailer 2
-
$415 AUD
View
Final sale: no returns
A
Retailer 3
-
$431 AUD
View
A
Retailer 4
-
$460 AUD
View
A
Retailer 5
-
$523 AUD
View
A
Retailer 6
-
$596 AUD
View
B+
Retailer 7
-
$616 AUD
View
B+
Retailer 8
-
$684 AUD
View
B+
Retailer 9
-
$874 AUD
View
B+
Retailer 10
-
$882 AUD
View
B
Retailer 11
-
$1,244 AUD
View
B
Retailer 12
-
$1,413 AUD
View
B
Retailer 13
-
$1,632 AUD
View
B
Retailer 14
-
$1,867 AUD
View
B
Retailer 15
-
$1,971 AUD
View
B
Retailer 16
-
$2,028 AUD
View
Most Expensive
B
Do Amore Diamonds
27-06743447B · Nov 3
$3,293 AUD
$2,310 USD
View
16 more retailers have this diamond
Prices start from $371 AUDSave up to $2,922 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
1.20ct Heart
$371 AUD