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Heart|Lab Grown|IGI

1.59ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG757503454

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG757503454

Diamond specifications and retailer prices

From $315 AUD
$221 USD
As of October 30, 2026
Save $1,270 AUD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,584 AUD at Brilliance · As of October 30, 2026
View at Brilliance

About this 1.59ct lab-grown heart diamond

This 1.59ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG757503454 or 757503454. Listed at 15 retailers as of October 30, 2026, with prices from $315 to $1,584, a $1,270 spread on the same certified stone. Brilliance lists it at $1,584. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.59
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.7°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG757503454
Dimensions8.30 × 7.29 × 4.56 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.30 mm7.29 mm1.59 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG757503454
Side View
Table 59.0%Crown 30.7°Girdle: MED-STKPavilion 37.1°Culet: NoneDepth 54.9%

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: Oct 30
Current: $1,584 AUD|Low: $315 AUD|High: $2,320 AUD|Avg: $922 AUD
Brilliance
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
Retailer 16
Retailer 17
Retailer 18
November 1, 2026
Retailer 7$315 AUD
Retailer 6$364 AUD
Retailer 15$389 AUD
Retailer 3$437 AUD
Retailer 12$455 AUD
Retailer 5$663 AUD
Retailer 2$672 AUD
Retailer 8$692 AUD
Retailer 13$724 AUD
Retailer 18$746 AUD
Retailer 16$755 AUD
Retailer 17$1,251 AUD
Retailer 14$1,256 AUD
Retailer 4$1,326 AUD
Retailer 11$1,560 AUD
Brilliance$1,584 AUD
Retailer 9$1,590 AUD
Retailer 10$2,320 AUD

6 data points across 18 retailers

15 retailers$315 AUD to $1,584 AUD

A
Cheapest Retailer
-
$315 AUD
$221 USD
A
Retailer 2
-
$364 AUD
$256 USD
View
A
Retailer 3
-
$389 AUD
$273 USD
View
A
Retailer 4
-
$437 AUD
HK$2,400 HKD
View
A
Retailer 5
-
$455 AUD
£252 GBP
View
B+
Retailer 6
-
$663 AUD
$466 USD
View
A
Retailer 7
-
$672 AUD
ZAR 7,627 ZAR
View
A
Retailer 8
-
$724 AUD
£400 GBP
View
A
Retailer 9
-
$746 AUD
$524 USD
View
A
Retailer 10
-
$755 AUD
$530 USD
View
B+
Retailer 11
-
$1,251 AUD
$879 USD
View
B+
Retailer 12
-
$1,256 AUD
$882 USD
View
B+
Retailer 13
-
$1,326 AUD
$932 USD
View
B
Retailer 14
-
$1,560 AUD
£863 GBP
View
Most Expensive
B
Brilliance
D46472208 · Oct 30
$1,584 AUD
$1,113 USD
View
14 more retailers have this diamond
Prices start from $315 AUDSave up to $1,270 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
1.59ct Heart
$315 AUD