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Heart|Lab Grown|IGI

1.09ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG851650443

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG851650443

Diamond specifications and retailer prices

From $635 NZD
£281 GBP
As of November 2, 2026
Save $1,044 NZD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,679 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown heart diamond

This 1.09ct lab-grown heart sits in the classic one-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851650443 or 851650443. Listed at 8 retailers as of November 1, 2026, with prices from $635 to $1,679, a $1,044 spread on the same certified stone. MOH London lists it at $1,679. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851650443
Dimensions6.11 × 7.07 × 4.32 mm
L/W Ratio1.16
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.11 mm7.07 mm1.09 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851650443
Side View
Table 59.0%Crown 37.7°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 61.1%

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 2
Current: $1,679 NZD|Low: $635 NZD|High: $1,704 NZD|Avg: $967 NZD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2$635 NZD
Retailer 8$643 NZD
Retailer 5$647 NZD
Retailer 6$682 NZD
Retailer 3$794 NZD
Retailer 7$1,173 NZD
Retailer 4$1,252 NZD
MOH London$1,679 NZD

6 data points across 8 retailers

8 retailers$635 NZD to $1,679 NZD

A
Cheapest Retailer
-
$635 NZD
£281 GBP
A
Retailer 2
-
$643 NZD
$362 USD
View
A
Retailer 3
-
$647 NZD
$364 USD
View
A
Retailer 4
-
$682 NZD
£302 GBP
View
B+
Retailer 5
-
$794 NZD
$447 USD
View
B
Retailer 6
-
$1,173 NZD
$660 USD
View
B
Retailer 7
-
$1,252 NZD
$705 USD
View
Most Expensive
B
MOH London
LG851650443 · Nov 1
$1,679 NZD
£744 GBP
View
7 more retailers have this diamond
Prices start from $635 NZDSave up to $1,044 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
1.09ct Heart
$635 NZD