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Heart|Lab Grown|IGI

1.34ct F VS1 Heart Lab Grown Diamond

EX • F/VS1 • IGI LG591309828

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG591309828

Diamond specifications and retailer prices

From $377 AUD
$264 USD
As of November 3, 2026
Save $1,399 AUD (79%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,776 AUD at Michael Trio · As of November 2, 2026
View at Michael Trio

About this 1.34ct lab-grown heart diamond

This 1.34ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591309828 or 591309828. Listed at 6 retailers as of November 2, 2026, with prices from $377 to $1,776, a $1,399 spread on the same certified stone. Michael Trio lists it at $1,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591309828
Dimensions6.59 × 7.78 × 4.59 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.59 mm7.78 mm1.34 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591309828
Side View
Table 58.0%Crown 30.3°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 59.0%

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 3
Current: $1,776 AUD|Low: $377 AUD|High: $1,776 AUD|Avg: $903 AUD
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4$377 AUD
Retailer 5$606 AUD
Retailer 6$621 AUD
Retailer 2$898 AUD
Retailer 3$1,132 AUD
Michael Trio$1,776 AUD

10 data points across 6 retailers

6 retailers$377 AUD to $1,776 AUD

A
Cheapest Retailer
-
$377 AUD
$264 USD
Final sale: no returns
A
Retailer 2
-
$606 AUD
$425 USD
View
A
Retailer 3
-
$621 AUD
HK$3,400 HKD
View
B+
Retailer 4
-
$898 AUD
View
B+
Retailer 5
-
$1,132 AUD
View
Most Expensive
B
Michael Trio
1474254314 · Nov 2
$1,776 AUD
SGD 1,682 SGD
View
5 more retailers have this diamond
Prices start from $377 AUDSave up to $1,399 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
1.34ct Heart
$377 AUD