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Round|Lab Grown|IGI

0.53ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG741587475

Shape and cutting style on the report: Round brilliant

Certificate IGI LG741587475

Diamond specifications and retailer prices

From $135 AUD
$95 USD
As of October 29, 2026
Save $1,100 AUD (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,235 AUD at MOH London · As of October 26, 2026
View at MOH London

About this 0.53ct lab-grown round diamond

This 0.53ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG741587475 or 741587475. Listed at 15 retailers as of October 26, 2026, with prices from $135 to $1,235, a $1,100 spread on the same certified stone. MOH London lists it at $1,235. 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

0.53
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG741587475
Dimensions5.17 × 5.20 × 3.18 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.17 mm5.20 mm0.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG741587475
Side View
Table 59.0%Crown 34.2°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.3%

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 29
Current: $1,235 AUD|Low: $105 AUD|High: $1,240 AUD|Avg: $428 AUD|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 5$135 AUD
Retailer 8$148 AUD
Retailer 9$152 AUD
Retailer 13$179 AUD
Retailer 15$179 AUD
Retailer 12$235 AUD
Retailer 10$318 AUD
Retailer 2$335 AUD
Retailer 11$350 AUD
Retailer 3$394 AUD
Retailer 7$498 AUD
Retailer 6$540 AUD
Retailer 4$624 AUD
Retailer 14$1,223 AUD
MOH London$1,235 AUD

43 data points across 15 retailers

15 retailers$135 AUD to $1,235 AUD

A
Cheapest Retailer
-
$135 AUD
$95 USD
A
Retailer 2
-
$148 AUD
$104 USD
View
A
Retailer 3
-
$152 AUD
$107 USD
View
Final sale: no returns
A
Retailer 4
-
$179 AUD
$126 USD
View
A
Retailer 5
-
$179 AUD
$126 USD
View
Retailer 6
-
$235 AUD
$165 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$318 AUD
£176 GBP
View
A
Retailer 8
-
$335 AUD
$235 USD
View
B+
Retailer 9
-
$350 AUD
€234 EUR
View
B+
Retailer 10
-
$394 AUD
$277 USD
View
B+
Retailer 11
-
$498 AUD
$350 USD
View
B+
Retailer 12
-
$540 AUD
$379 USD
View
B
Retailer 13
-
$624 AUD
$438 USD
View
B
Retailer 14
-
$1,223 AUD
$859 USD
View
Most Expensive
B
MOH London
LG741587475 · Oct 26
$1,235 AUD
£683 GBP
View
14 more retailers have this diamond
Prices start from $135 AUDSave up to $1,100 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
0.53ct Round
$135 AUD