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Radiant|Lab Grown|IGI

0.72ct E SI1 Radiant Lab Grown Diamond

EX • E/SI1 • IGI LG12665403

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

Certificate IGI LG12665403

Diamond specifications and retailer prices

From $215 AUD
$151 USD
As of October 27, 2026
Save $1,849 AUD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,064 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 0.72ct lab-grown radiant diamond

This 0.72ct lab-grown radiant sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12665403 or 12665403. Listed at 10 retailers as of October 27, 2026, with prices from $215 to $2,064, a $1,849 spread on the same certified stone. Do Amore Diamonds lists it at $2,064. 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

0.72
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle42°
Pavilion angle31°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12665403
Dimensions6.43 × 4.42 × 2.92 mm
L/W Ratio1.45
Culet sizePointed
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.43 mm4.42 mm0.72 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG12665403
Side View
Table 68.0%Crown 42°Girdle: STK-THKPavilion 31°Culet: NoneDepth 66.1%

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 27
Current: $2,064 AUD|Low: $172 AUD|High: $2,064 AUD|Avg: $752 AUD
Do Amore Diamonds
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
October 29, 2026
Retailer 10$215 AUD
Retailer 16$242 AUD
Retailer 13$251 AUD
Retailer 4$346 AUD
Retailer 5$371 AUD
Retailer 3$381 AUD
Retailer 12$490 AUD
Retailer 6$598 AUD
Retailer 7$732 AUD
Retailer 15$863 AUD
Retailer 9$908 AUD
Retailer 11$948 AUD
Retailer 8$954 AUD
Retailer 14$1,124 AUD
Retailer 2$1,387 AUD
Do Amore Diamonds$2,064 AUD

15 data points across 16 retailers

10 retailers$215 AUD to $2,064 AUD

A
Cheapest Retailer
-
$215 AUD
$151 USD
A
Retailer 2
-
$242 AUD
$170 USD
View
Final sale: no returns
A
Retailer 3
-
$251 AUD
$176 USD
View
B+
Retailer 4
-
$490 AUD
$344 USD
View
B+
Retailer 5
-
$734 AUD
£406 GBP
View
B
Retailer 6
-
$908 AUD
$638 USD
View
B
Retailer 7
-
$948 AUD
$666 USD
View
B
Retailer 8
-
$1,124 AUD
$790 USD
View
B
Retailer 9
-
$1,387 AUD
£767 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0B68B676E · Oct 29
$2,064 AUD
$1,450 USD
View
9 more retailers have this diamond
Prices start from $215 AUDSave up to $1,849 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
0.72ct Radiant
$215 AUD