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Heart|Lab Grown|IGI

1.56ct G VS1 Heart Lab Grown Diamond

EX • G/VS1 • IGI LG831676039

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG831676039

Diamond specifications and retailer prices

From $345 NZD
As of November 4, 2026
Save $2,964 NZD (90%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,309 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.56ct lab-grown heart diamond

This 1.56ct 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 LG831676039 or 831676039. Listed at 17 retailers as of November 4, 2026, with prices from $345 to $3,309, a $2,964 spread on the same certified stone. Do Amore Diamonds lists it at $3,309. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831676039
Dimensions7.97 × 7.09 × 4.69 mm
L/W Ratio1.12
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.97 mm7.09 mm1.56 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831676039
Side View
Table 64.0%Crown 36°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 58.8%

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: $3,309 NZD|Low: $333 NZD|High: $3,309 NZD|Avg: $1,145 NZD|+3.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 11
Retailer 12
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Retailer 14
Retailer 15
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Retailer 17
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Retailer 19
November 5, 2026
Retailer 5$345 NZD
Retailer 16$400 NZD
Retailer 4$427 NZD
Retailer 19$427 NZD
Retailer 3$553 NZD
Retailer 18$690 NZD
Retailer 9$745 NZD
Retailer 14$815 NZD
Retailer 2$865 NZD
Retailer 7$1,023 NZD
Retailer 15$1,101 NZD
Retailer 17$1,379 NZD
Retailer 11$1,509 NZD
Retailer 6$1,517 NZD
Retailer 10$1,777 NZD
Retailer 8$1,823 NZD
Retailer 13$1,889 NZD
Retailer 12$1,992 NZD
Do Amore Diamonds$3,309 NZD

24 data points across 19 retailers

17 retailers$345 NZD to $3,309 NZD

A
Cheapest Retailer
-
$345 NZD
A
Retailer 2
-
$400 NZD
View
Retailer 3
-
$427 NZD
View
Price last confirmed 11 days ago
A
Retailer 4
-
$427 NZD
View
A
Retailer 5
-
$690 NZD
View
B+
Retailer 6
-
$745 NZD
View
A
Retailer 7
-
$815 NZD
View
A
Retailer 8
-
$865 NZD
View
B+
Retailer 9
-
$1,023 NZD
View
Retailer 10
-
$1,101 NZD
View
Price last confirmed 9 days ago
B
Retailer 11
-
$1,379 NZD
View
B+
Retailer 12
-
$1,517 NZD
View
B
Retailer 13
-
$1,777 NZD
View
B
Retailer 14
-
$1,823 NZD
View
B
Retailer 15
-
$1,889 NZD
View
B
Retailer 16
-
$1,992 NZD
View
Most Expensive
B
Do Amore Diamonds
27-883089B45 · Nov 4
$3,309 NZD
$1,860 USD
View
16 more retailers have this diamond
Prices start from $345 NZDSave up to $2,964 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
1.56ct Heart
$345 NZD