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Round|Lab Grown|IGI

1.53ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG741553224

Shape and cutting style on the report: Round brilliant

Certificate IGI LG741553224

Diamond specifications and retailer prices

From $568 AUD
€380 EUR
As of October 31, 2026
Save $671 AUD (54%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,620 AUD at MOH London · As of October 8, 2026
View at MOH London

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741553224 or 741553224. Listed at 7 retailers as of October 31, 2026, with a 118% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741553224
Dimensions7.50 × 7.45 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm7.45 mm1.53 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741553224
Side View
Table 61.0%Crown 32.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.6%

Caratlytics Score

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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: Oct 31
Current: $1,620 AUD|Low: $561 AUD|High: $1,620 AUD|Avg: $845 AUD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 2$568 AUD
Retailer 9$596 AUD
Retailer 6$597 AUD
Retailer 5$619 AUD
Retailer 3$676 AUD
Retailer 7$710 AUD
Retailer 4$871 AUD
Retailer 8$1,025 AUD
Retailer 10$1,239 AUD
MOH London$1,620 AUD

13 data points across 10 retailers

7 retailers$568 AUD to $1,239 AUD

A
Cheapest Retailer
-
$568 AUD
€380 EUR
Retailer 2
-
$619 AUD
£342 GBP
View
Price last confirmed 23 days ago
A
Retailer 3
-
$676 AUD
$475 USD
View
B+
Retailer 4
-
$871 AUD
$612 USD
View
Retailer 5
-
$1,025 AUD
$720 USD
View
Price last confirmed 13 days ago
B
Retailer 6
-
$1,239 AUD
$870 USD
View
Most Expensive
MOH London
LG741553224 · Oct 8
$1,620 AUD
£896 GBP
View
Price last confirmed 23 days ago
6 more retailers have this diamond
Prices start from $568 AUDSave up to $671 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
1.53ct Round
$568 AUD