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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 $268 NZD
$151 USD
As of October 30, 2026
Save $2,305 NZD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,573 NZD 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 29, 2026, with prices from $268 to $2,573, a $2,305 spread on the same certified stone. Do Amore Diamonds lists it at $2,573. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,573 NZD|Low: $215 NZD|High: $2,573 NZD|Avg: $937 NZD
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$268 NZD
Retailer 16$302 NZD
Retailer 13$312 NZD
Retailer 4$431 NZD
Retailer 5$462 NZD
Retailer 3$476 NZD
Retailer 12$610 NZD
Retailer 6$745 NZD
Retailer 7$913 NZD
Retailer 15$1,075 NZD
Retailer 9$1,132 NZD
Retailer 11$1,182 NZD
Retailer 8$1,189 NZD
Retailer 14$1,402 NZD
Retailer 2$1,728 NZD
Do Amore Diamonds$2,573 NZD

15 data points across 16 retailers

10 retailers$268 NZD to $2,573 NZD

A
Cheapest Retailer
-
$268 NZD
$151 USD
A
Retailer 2
-
$302 NZD
$170 USD
View
Final sale: no returns
A
Retailer 3
-
$312 NZD
$176 USD
View
B+
Retailer 4
-
$610 NZD
$344 USD
View
B+
Retailer 5
-
$915 NZD
£406 GBP
View
B
Retailer 6
-
$1,132 NZD
$638 USD
View
B
Retailer 7
-
$1,182 NZD
$666 USD
View
B
Retailer 8
-
$1,402 NZD
$790 USD
View
B
Retailer 9
-
$1,728 NZD
£767 GBP
View
Most Expensive
B
Do Amore Diamonds
27-0B68B676E · Oct 29
$2,573 NZD
$1,450 USD
View
9 more retailers have this diamond
Prices start from $268 NZDSave up to $2,305 NZD

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
$268 NZD