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Round|Lab Grown|IGI

1.53ct H SI2 Round Lab Grown Diamond

EX • H/SI2 • IGI LG436072398

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436072398

Diamond specifications and retailer prices

From $1,239 AUD
$870 USD
As of October 30, 2026
Save $5,932 AUD (83%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,170 AUD at MOH London · As of October 29, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG436072398 or 436072398. Listed at 10 retailers as of October 29, 2026, with prices from $1,239 to $7,170, a $5,932 spread on the same certified stone. MOH London lists it at $7,170. 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
H
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436072398
Dimensions7.32 × 7.35 × 4.60 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.32 mm7.35 mm1.53 ctH / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436072398
Side View
Table 55.5%Crown 35.7°GirdlePavilion 40.7°Culet: NoneDepth 62.7%

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: Oct 30
Current: $7,170 AUD|Low: $1,239 AUD|High: $7,226 AUD|Avg: $3,499 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 2$1,239 AUD
Retailer 5$2,081 AUD
Retailer 4$2,143 AUD
Retailer 7$3,047 AUD
Retailer 3$3,508 AUD
Retailer 6$4,137 AUD
Retailer 8$4,968 AUD
MOH London$7,170 AUD

12 data points across 8 retailers

10 retailers$1,239 AUD to $7,170 AUD

A
Cheapest Retailer
-
$1,239 AUD
$870 USD
B+
Retailer 2
-
$1,913 AUD
$1,344 USD
View
B+
Retailer 3
-
$2,081 AUD
$1,462 USD
View
B+
Retailer 4
-
$2,143 AUD
$1,505 USD
View
Final sale: no returns
Retailer 5
-
$2,219 AUD
$1,559 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
$2,219 AUD
$1,559 USD
View
B
Retailer 7
-
$3,508 AUD
$2,464 USD
View
B
Retailer 8
-
$4,137 AUD
$2,906 USD
View
B
Retailer 9
-
$4,160 AUD
$2,922 USD
View
Most Expensive
B
MOH London
LG436072398 · Oct 29
$7,170 AUD
£3,966 GBP
View
9 more retailers have this diamond
Prices start from $1,239 AUDSave up to $5,932 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
$1,239 AUD