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Radiant|Lab Grown|IGI

0.73ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG650404301

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG650404301

Diamond specifications and retailer prices

From $164 AUD
$115 USD
As of November 2, 2026
Save $1,539 AUD (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,703 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 0.73ct lab-grown radiant diamond

This 0.73ct lab-grown radiant sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG650404301 or 650404301. Listed at 13 retailers as of November 1, 2026, with prices from $164 to $1,703, a $1,539 spread on the same certified stone. MOH London lists it at $1,703. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650404301
Dimensions6.52 × 4.43 × 3.01 mm
L/W Ratio1.47
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.52 mm4.43 mm0.73 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650404301
Side View
Table 64.0%Crown 39.8°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.9%

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 2
Current: $1,703 AUD|Low: $164 AUD|High: $1,703 AUD|Avg: $496 AUD
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
Retailer 16
November 2, 2026
Retailer 11$164 AUD
Retailer 5$191 AUD
Retailer 12$217 AUD
Retailer 4$237 AUD
Retailer 9$373 AUD
Retailer 16$398 AUD
Retailer 2$415 AUD
Retailer 15$435 AUD
Retailer 3$445 AUD
Retailer 13$544 AUD
Retailer 7$579 AUD
Retailer 14$656 AUD
Retailer 10$732 AUD
Retailer 6$813 AUD
Retailer 8$842 AUD
MOH London$1,703 AUD

6 data points across 16 retailers

13 retailers$164 AUD to $1,703 AUD

A
Cheapest Retailer
-
$164 AUD
$115 USD
A
Retailer 2
-
$191 AUD
$134 USD
View
A
Retailer 3
-
$217 AUD
$152 USD
View
A
Retailer 4
-
$237 AUD
HK$1,300 HKD
View
A
Retailer 5
-
$373 AUD
€249 EUR
View
A
Retailer 6
-
$398 AUD
$279 USD
View
A
Retailer 7
-
$415 AUD
£229 GBP
View
A
Retailer 8
-
$435 AUD
$305 USD
View
A
Retailer 9
-
$445 AUD
£245 GBP
View
B+
Retailer 10
-
$544 AUD
$381 USD
View
B+
Retailer 11
-
$656 AUD
$460 USD
View
B+
Retailer 12
-
$732 AUD
$513 USD
View
Most Expensive
B
MOH London
LG650404301 · Nov 1
$1,703 AUD
£940 GBP
View
12 more retailers have this diamond
Prices start from $164 AUDSave up to $1,539 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 Radiant
$164 AUD