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Heart|Lab Grown|IGI

1.28ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG838621589

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838621589

Diamond specifications and retailer prices

From $329 AUD
As of November 4, 2026
Save $1,817 AUD (85%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,147 AUD at Michael Trio · As of November 4, 2026
View at Michael Trio

About this 1.28ct lab-grown heart diamond

This 1.28ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG838621589 or 838621589. Listed at 20 retailers as of November 4, 2026, with prices from $329 to $2,147, a $1,817 spread on the same certified stone. Michael Trio lists it at $2,147. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838621589
Dimensions6.94 × 7.34 × 4.42 mm
L/W Ratio1.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.94 mm7.34 mm1.28 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838621589
Side View
Table 61.0%Crown 34.8°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

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: Nov 4
Current: $2,147 AUD|Low: $329 AUD|High: $2,172 AUD|Avg: $916 AUD|-1.2%
Michael Trio
Retailer 2
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Retailer 12
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Retailer 14
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Retailer 19
Retailer 20
November 5, 2026
Retailer 14$329 AUD
Retailer 16$369 AUD
Retailer 18$382 AUD
Retailer 3$408 AUD
Retailer 11$413 AUD
Retailer 13$465 AUD
Retailer 17$549 AUD
Retailer 7$656 AUD
Retailer 5$707 AUD
Retailer 2$761 AUD
Retailer 6$862 AUD
Retailer 12$927 AUD
Retailer 9$1,008 AUD
Retailer 15$1,311 AUD
Retailer 20$1,317 AUD
Retailer 4$1,386 AUD
Retailer 19$1,414 AUD
Retailer 8$1,599 AUD
Retailer 10$1,658 AUD
Michael Trio$2,147 AUD

18 data points across 20 retailers

20 retailers$329 AUD to $2,147 AUD

A
Cheapest Retailer
-
$329 AUD
A
Retailer 2
-
$369 AUD
View
Final sale: no returns
A
Retailer 3
-
$382 AUD
View
A
Retailer 4
-
$408 AUD
View
Retailer 5
-
$413 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$465 AUD
View
A
Retailer 7
-
$549 AUD
View
A
Retailer 8
-
$656 AUD
View
A
Retailer 9
-
$707 AUD
View
A
Retailer 10
-
$761 AUD
View
B+
Retailer 11
-
$862 AUD
View
B+
Retailer 12
-
$927 AUD
View
Retailer 13
-
$1,008 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$1,311 AUD
View
B+
Retailer 15
-
$1,317 AUD
View
B+
Retailer 16
-
$1,386 AUD
View
B+
Retailer 17
-
$1,414 AUD
View
B
Retailer 18
-
$1,599 AUD
View
Retailer 19
-
$1,658 AUD
View
Price last confirmed 7 days ago
Most Expensive
B
Michael Trio
9352450990 · Nov 4
$2,147 AUD
SGD 2,035 SGD
View
19 more retailers have this diamond
Prices start from $329 AUDSave up to $1,817 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
1.28ct Heart
$329 AUD