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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 $260 USD
As of November 2, 2026
Save $1,167 USD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,310 USD at Do Amore Diamonds · As of November 1, 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 1, 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

1.20
Carat
G
Color
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

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: Nov 2
Current: $2,310 USD|Low: $250 USD|High: $2,310 USD|Avg: $773 USD
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 2, 2026
Retailer 14$260 USD
Retailer 12$291 USD
Retailer 5$302 USD
Retailer 3$323 USD
Retailer 6$418 USD
Retailer 10$438 USD
Retailer 7$614 USD
Retailer 2$629 USD
Retailer 9$868 USD
Retailer 11$991 USD
Retailer 4$1,145 USD
Retailer 13$1,383 USD
Retailer 8$1,427 USD
Do Amore Diamonds$2,310 USD

44 data points across 14 retailers

17 retailers$260 USD to $1,427 USD

A
Cheapest Retailer
-
$260 USD
A
Retailer 2
-
$291 USD
View
Final sale: no returns
A
Retailer 3
-
$302 USD
View
A
Retailer 4
-
$323 USD
View
A
Retailer 5
-
$367 USD
View
A
Retailer 6
-
$418 USD
View
B+
Retailer 7
-
$432 USD
View
B+
Retailer 8
-
$480 USD
View
B+
Retailer 9
-
$614 USD
ZAR 9,917 ZAR
View
B+
Retailer 10
-
$629 USD
£495 GBP
View
B
Retailer 11
-
$868 USD
A$1,336 AUD
View
B
Retailer 12
-
$991 USD
View
B
Retailer 13
-
$1,145 USD
View
B
Retailer 14
-
$1,310 USD
View
B
Retailer 15
-
$1,383 USD
View
B
Retailer 16
-
$1,427 USD
£1,124 GBP
View
Most Expensive
Do Amore Diamonds
27-06743447B · Nov 1
$2,310 USD
View
Price under review
16 more retailers have this diamond
Prices start from $260 USDSave up to $1,167 USD

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
$260 USD