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Round|Lab Grown|IGI

1.53ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG837636486

Shape and cutting style on the report: Round brilliant

Certificate IGI LG837636486

Diamond specifications and retailer prices

From $281 AUD
$197 USD
As of November 1, 2026
Save $1,348 AUD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,629 AUD at MOH London · As of November 1, 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 LG837636486 or 837636486. Listed at 14 retailers as of November 1, 2026, with prices from $281 to $1,629, a $1,348 spread on the same certified stone. MOH London lists it at $1,629. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837636486
Dimensions7.42 × 7.37 × 4.58 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.42 mm7.37 mm1.53 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837636486
Side View
Table 57.0%Crown 33.4°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $1,629 AUD|Low: $281 AUD|High: $1,665 AUD|Avg: $788 AUD|-2.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$281 AUD
Retailer 10$348 AUD
Retailer 4$583 AUD
Retailer 11$608 AUD
Retailer 5$621 AUD
Retailer 6$636 AUD
Retailer 8$662 AUD
Retailer 9$1,027 AUD
Retailer 2$1,124 AUD
Retailer 3$1,136 AUD
MOH London$1,629 AUD

39 data points across 11 retailers

14 retailers$281 AUD to $1,629 AUD

A
Cheapest Retailer
-
$281 AUD
$197 USD
A
Retailer 2
-
$348 AUD
$244 USD
View
Retailer 3
-
$348 AUD
$244 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$583 AUD
€389 EUR
View
B+
Retailer 5
-
$608 AUD
$426 USD
View
A
Retailer 6
-
$621 AUD
£342 GBP
View
A
Retailer 7
-
$636 AUD
£351 GBP
View
A
Retailer 8
-
$662 AUD
$464 USD
View
Retailer 9
-
$1,027 AUD
$720 USD
View
Price last confirmed 14 days ago
Retailer 10
-
$1,027 AUD
$720 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
$1,120 AUD
$785 USD
View
B+
Retailer 12
-
$1,124 AUD
$788 USD
View
B+
Retailer 13
-
$1,136 AUD
SGD 1,076 SGD
View
Most Expensive
B
MOH London
LG837636486 · Nov 1
$1,629 AUD
£899 GBP
View
13 more retailers have this diamond
Prices start from $281 AUDSave up to $1,348 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
$281 AUD