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Heart|Lab Grown|IGI

1.57ct G VS1 Heart Lab Grown Diamond

ID • G/VS1 • IGI LG851692483

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG851692483

Diamond specifications and retailer prices

From $344 AUD
As of November 2, 2026
Save $1,365 AUD (80%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,709 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.57ct lab-grown heart diamond

This 1.57ct 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 LG851692483 or 851692483. Listed at 9 retailers as of November 1, 2026, with prices from $344 to $1,709, a $1,365 spread on the same certified stone. MOH London lists it at $1,709. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851692483
Dimensions7.28 × 8.17 × 4.55 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
7.28 mm8.17 mm1.57 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851692483
Side View
Table 58.0%Crown 36.2°Girdle: MED-THKPavilion 40°Culet: NoneDepth 55.7%

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: $1,709 AUD|Low: $344 AUD|High: $1,709 AUD|Avg: $824 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 5$344 AUD
Retailer 8$473 AUD
Retailer 3$497 AUD
Retailer 6$718 AUD
Retailer 4$761 AUD
Retailer 7$1,374 AUD
Retailer 2$1,377 AUD
MOH London$1,709 AUD

3 data points across 8 retailers

9 retailers$344 AUD to $1,709 AUD

A
Cheapest Retailer
-
$344 AUD
A
Retailer 2
-
$473 AUD
View
A
Retailer 3
-
$497 AUD
View
A
Retailer 4
-
$718 AUD
View
A
Retailer 5
-
$761 AUD
View
B
Retailer 6
-
$1,374 AUD
View
B
Retailer 7
-
$1,377 AUD
View
B
Retailer 8
-
$1,625 AUD
View
Most Expensive
B
MOH London
LG851692483 · Nov 1
$1,709 AUD
£944 GBP
View
8 more retailers have this diamond
Prices start from $344 AUDSave up to $1,365 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
1.57ct Heart
$344 AUD