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Heart|Lab Grown|IGI

1.45ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG681553878

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG681553878

Diamond specifications and retailer prices

From $514 AUD
$361 USD
As of October 30, 2026
Save $1,962 AUD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,476 AUD at Michael Trio · As of October 30, 2026
View at Michael Trio

About this 1.45ct lab-grown heart diamond

This 1.45ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG681553878 or 681553878. Listed at 15 retailers as of October 30, 2026, with prices from $514 to $2,476, a $1,962 spread on the same certified stone. Michael Trio lists it at $2,476. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle39°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681553878
Dimensions7.20 × 7.84 × 4.59 mm
L/W Ratio1.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.20 mm7.84 mm1.45 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681553878
Side View
Table 59.0%Crown 37.1°Girdle: MED-STKPavilion 39°Culet: NoneDepth 58.5%

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: Oct 30
Current: $2,476 AUD|Low: $514 AUD|High: $2,568 AUD|Avg: $1,344 AUD|+20.1%
Michael Trio
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
Retailer 15
October 30, 2026
Retailer 15$514 AUD
Retailer 2$717 AUD
Retailer 10$861 AUD
Retailer 3$905 AUD
Retailer 14$927 AUD
Retailer 12$966 AUD
Retailer 8$1,018 AUD
Retailer 5$1,180 AUD
Retailer 6$1,214 AUD
Retailer 11$1,403 AUD
Retailer 7$1,624 AUD
Retailer 13$1,674 AUD
Retailer 9$2,293 AUD
Michael Trio$2,476 AUD
Retailer 4$2,568 AUD

22 data points across 15 retailers

15 retailers$514 AUD to $2,476 AUD

Retailer 1
-
$461 AUD
$324 USD
Price last confirmed 30 days ago
A
Retailer 2
-
$514 AUD
$361 USD
View
Final sale: no returns
Retailer 3
-
$534 AUD
$375 USD
View
Price last confirmed 31 days ago
Retailer 4
-
$564 AUD
$396 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$717 AUD
£397 GBP
View
B+
Retailer 6
-
$861 AUD
$605 USD
View
B+
Retailer 7
-
$905 AUD
$636 USD
View
B+
Retailer 8
-
$927 AUD
$651 USD
View
B+
Retailer 9
-
$966 AUD
ZAR 10,961 ZAR
View
B+
Retailer 10
-
$1,018 AUD
£563 GBP
View
B
Retailer 11
-
$1,403 AUD
View
B
Retailer 12
-
$1,674 AUD
$1,176 USD
View
Retailer 13
-
$1,836 AUD
$1,290 USD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$2,293 AUD
£1,268 GBP
View
Most Expensive
B
Michael Trio
1366617603 · Oct 30
$2,476 AUD
SGD 2,350 SGD
View
14 more retailers have this diamond
Prices start from $514 AUDSave up to $1,962 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
1.45ct Heart
$514 AUD