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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 $393 NZD
$221 USD
As of November 2, 2026
Save $1,585 NZD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,978 NZD at Brilliance · As of November 1, 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 16 retailers as of November 1, 2026, with prices from $393 to $1,978, a $1,585 spread on the same certified stone. Brilliance lists it at $1,978. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $1,978 NZD|Low: $393 NZD|High: $2,897 NZD|Avg: $1,161 NZD
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
Retailer 19
November 3, 2026
Retailer 8$393 NZD
Retailer 7$455 NZD
Retailer 17$485 NZD
Retailer 4$546 NZD
Retailer 13$568 NZD
Retailer 6$828 NZD
Retailer 14$839 NZD
Retailer 9$864 NZD
Retailer 2$895 NZD
Retailer 3$931 NZD
Retailer 18$942 NZD
Retailer 12$1,136 NZD
Retailer 19$1,562 NZD
Retailer 16$1,568 NZD
Retailer 5$1,656 NZD
Retailer 15$1,948 NZD
Brilliance$1,978 NZD
Retailer 10$1,985 NZD
Retailer 11$2,897 NZD

8 data points across 19 retailers

16 retailers$393 NZD to $1,978 NZD

A
Cheapest Retailer
-
$393 NZD
$221 USD
A
Retailer 2
-
$455 NZD
$256 USD
View
A
Retailer 3
-
$485 NZD
$273 USD
View
A
Retailer 4
-
$546 NZD
HK$2,400 HKD
View
A
Retailer 5
-
$568 NZD
£252 GBP
View
B+
Retailer 6
-
$828 NZD
$466 USD
View
A
Retailer 7
-
$839 NZD
ZAR 7,627 ZAR
View
A
Retailer 8
-
$895 NZD
£396 GBP
View
A
Retailer 9
-
$931 NZD
$524 USD
View
A
Retailer 10
-
$942 NZD
$530 USD
View
B+
Retailer 11
-
$1,136 NZD
A$983 AUD
View
B+
Retailer 12
-
$1,562 NZD
$879 USD
View
B+
Retailer 13
-
$1,568 NZD
$882 USD
View
B
Retailer 14
-
$1,656 NZD
$932 USD
View
B
Retailer 15
-
$1,948 NZD
£863 GBP
View
Most Expensive
B
Brilliance
D46472208 · Nov 1
$1,978 NZD
$1,113 USD
View
15 more retailers have this diamond
Prices start from $393 NZDSave up to $1,585 NZD

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
$393 NZD