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Round|Lab Grown|IGI

0.55ct D SI2 Round Lab Grown Diamond

EX • D/SI2 • IGI LG483195903

Shape and cutting style on the report: Round brilliant

Certificate IGI LG483195903

Diamond specifications and retailer prices

From $329 AUD
As of November 4, 2026
Save $1,344 AUD (80%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,673 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 0.55ct lab-grown round diamond

This 0.55ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG483195903 or 483195903. Listed at 4 retailers as of November 4, 2026, with prices from $329 to $1,673, a $1,344 spread on the same certified stone. MOH London lists it at $1,673. 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

0.55
Carat
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG483195903
Dimensions5.22 × 5.25 × 3.28 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
5.22 mm5.25 mm0.55 ctD / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG483195903
Side View
Table 56.5%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $1,673 AUD|Low: $329 AUD|High: $1,698 AUD|Avg: $813 AUD|-1.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 3$329 AUD
Retailer 6$524 AUD
Retailer 2$667 AUD
Retailer 4$707 AUD
Retailer 5$951 AUD
MOH London$1,673 AUD

22 data points across 6 retailers

4 retailers$329 AUD to $1,673 AUD

A
Cheapest Retailer
-
$329 AUD
B
Retailer 2
-
$667 AUD
View
B
Retailer 3
-
$707 AUD
View
Most Expensive
B
MOH London
LG483195903 · Nov 5
$1,673 AUD
£922 GBP
View
3 more retailers have this diamond
Prices start from $329 AUDSave up to $1,344 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
0.55ct Round
$329 AUD