CaratHunter
Plans
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 $509 AUD
£281 GBP
As of November 1, 2026
Save $837 AUD (62%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,345 AUD 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 $509 to $1,345, a $837 spread on the same certified stone. MOH London lists it at $1,345. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,345 AUD|Low: $509 AUD|High: $1,365 AUD|Avg: $781 AUD|-1.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 2$509 AUD
Retailer 8$515 AUD
Retailer 5$518 AUD
Retailer 6$546 AUD
Retailer 3$636 AUD
Retailer 7$940 AUD
Retailer 4$1,003 AUD
MOH London$1,345 AUD

5 data points across 8 retailers

8 retailers$509 AUD to $1,345 AUD

A
Cheapest Retailer
-
$509 AUD
£281 GBP
A
Retailer 2
-
$515 AUD
$362 USD
View
A
Retailer 3
-
$518 AUD
$364 USD
View
A
Retailer 4
-
$546 AUD
£302 GBP
View
B+
Retailer 5
-
$636 AUD
$447 USD
View
B
Retailer 6
-
$940 AUD
$660 USD
View
B
Retailer 7
-
$1,003 AUD
$705 USD
View
Most Expensive
B
MOH London
LG851650443 · Nov 1
$1,345 AUD
£744 GBP
View
7 more retailers have this diamond
Prices start from $509 AUDSave up to $837 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
1.09ct Heart
$509 AUD