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Round|Lab Grown|IGI

1.56ct G IF Round Lab Grown Diamond

ID • G/IF • IGI LG662413495

Shape and cutting style on the report: Round brilliant

Certificate IGI LG662413495

Diamond specifications and retailer prices

From $644 AUD
$451 USD
As of November 1, 2026
Save $1,016 AUD (61%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,660 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.56ct lab-grown round diamond

This 1.56ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG662413495 or 662413495. Listed at 8 retailers as of October 29, 2026, with prices from $644 to $1,660, a $1,016 spread on the same certified stone. MOH London lists it at $1,660. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662413495
Dimensions7.38 × 7.40 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.38 mm7.40 mm1.56 ctG / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662413495
Side View
Table 57.0%Crown 35.1°Girdle: MediumPavilion 40.8°Culet: NoneDepth 62.1%

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: $1,660 AUD|Low: $644 AUD|High: $1,660 AUD|Avg: $1,050 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 6$644 AUD
Retailer 3$711 AUD
Retailer 2$769 AUD
Retailer 4$961 AUD
Retailer 5$983 AUD
Retailer 7$1,204 AUD
Retailer 8$1,520 AUD
MOH London$1,660 AUD

18 data points across 8 retailers

8 retailers$644 AUD to $1,660 AUD

B+
Cheapest Retailer
-
$644 AUD
$451 USD
A
Retailer 2
-
$711 AUD
ZAR 8,055 ZAR
View
A
Retailer 3
-
$769 AUD
£425 GBP
View
A
Retailer 4
-
$961 AUD
View
A
Retailer 5
-
$983 AUD
$689 USD
View
B+
Retailer 6
-
$1,204 AUD
$844 USD
View
B+
Retailer 7
-
$1,520 AUD
$1,065 USD
View
Most Expensive
B+
MOH London
LG662413495 · Oct 29
$1,660 AUD
£916 GBP
View
7 more retailers have this diamond
Prices start from $644 AUDSave up to $1,016 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
1.56ct Round
$644 AUD