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0.73ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG752549719

Shape and cutting style on the report: Round brilliant

Certificate IGI LG752549719

Diamond specifications and retailer prices

From $250 AUD
As of November 1, 2026
Save $1,435 AUD (85%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,685 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 0.73ct lab-grown round diamond

This 0.73ct 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 LG752549719 or 752549719. Listed at 7 retailers as of November 1, 2026, with prices from $250 to $1,685, a $1,435 spread on the same certified stone. MOH London lists it at $1,685. 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

0.73
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG752549719
Dimensions5.83 × 5.81 × 3.54 mm
L/W Ratio1.00
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
5.83 mm5.81 mm0.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG752549719
Side View
Table 59.0%Crown 35.6°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.8%

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: Nov 1
Current: $1,685 AUD|Low: $250 AUD|High: $1,707 AUD|Avg: $587 AUD|+1.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 5$250 AUD
Retailer 6$396 AUD
Retailer 2$401 AUD
Retailer 3$407 AUD
Retailer 7$541 AUD
Retailer 4$586 AUD
MOH London$1,685 AUD

41 data points across 7 retailers

7 retailers$250 AUD to $1,685 AUD

A
Cheapest Retailer
-
$250 AUD
A
Retailer 2
-
$396 AUD
View
A
Retailer 3
-
$401 AUD
View
A
Retailer 4
-
$407 AUD
View
B+
Retailer 5
-
$541 AUD
View
B+
Retailer 6
-
$586 AUD
View
Most Expensive
B
MOH London
LG752549719 · Nov 2
$1,685 AUD
£929 GBP
View
6 more retailers have this diamond
Prices start from $250 AUDSave up to $1,435 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
0.73ct Round
$250 AUD