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Radiant|Lab Grown|IGI

1.30ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG780612530

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

Certificate IGI LG780612530

Diamond specifications and retailer prices

From $325 AUD
$228 USD
As of October 30, 2026
Save $2,793 AUD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,118 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.3ct lab-grown radiant diamond

This 1.3ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780612530 or 780612530. Listed at 20 retailers as of October 30, 2026, with prices from $325 to $3,118, a $2,793 spread on the same certified stone. Do Amore Diamonds lists it at $3,118. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780612530
Dimensions7.73 × 5.37 × 3.59 mm
L/W Ratio1.44
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
7.73 mm5.37 mm1.30 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780612530
Side View
Table 61.0%Crown 41.5°Girdle: MediumPavilion 35.6°Culet: NoneDepth 66.9%

Caratlytics Score

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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 30
Current: $3,118 AUD|Low: $258 AUD|High: $3,118 AUD|Avg: $1,170 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 17$325 AUD
Retailer 8$363 AUD
Retailer 4$377 AUD
Retailer 5$403 AUD
Retailer 18$403 AUD
Retailer 3$682 AUD
Retailer 7$750 AUD
Retailer 12$763 AUD
Retailer 2$846 AUD
Retailer 9$988 AUD
Retailer 13$1,082 AUD
Retailer 16$1,298 AUD
Retailer 19$1,428 AUD
Retailer 10$1,671 AUD
Retailer 6$1,721 AUD
Retailer 15$1,790 AUD
Retailer 11$1,825 AUD
Retailer 14$2,377 AUD
Do Amore Diamonds$3,118 AUD

44 data points across 19 retailers

20 retailers$325 AUD to $3,118 AUD

A
Cheapest Retailer
-
$325 AUD
$228 USD
A
Retailer 2
-
$363 AUD
$255 USD
View
Final sale: no returns
A
Retailer 3
-
$377 AUD
$265 USD
View
Retailer 4
-
$403 AUD
$283 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$403 AUD
$283 USD
View
A
Retailer 6
-
$601 AUD
HK$3,300 HKD
View
A
Retailer 7
-
$682 AUD
$479 USD
View
A
Retailer 8
-
$750 AUD
$527 USD
View
A
Retailer 9
-
$763 AUD
ZAR 8,663 ZAR
View
A
Retailer 10
-
$846 AUD
£468 GBP
View
A
Retailer 11
-
$988 AUD
$694 USD
View
A
Retailer 12
-
$1,082 AUD
View
B+
Retailer 13
-
$1,298 AUD
$912 USD
View
B+
Retailer 14
-
$1,428 AUD
$1,003 USD
View
B+
Retailer 15
-
$1,671 AUD
$1,174 USD
View
B+
Retailer 16
-
$1,721 AUD
SGD 1,634 SGD
View
B+
Retailer 17
-
$1,790 AUD
£990 GBP
View
B
Retailer 18
-
$1,825 AUD
$1,282 USD
View
B
Retailer 19
-
$2,377 AUD
$1,670 USD
View
Most Expensive
B
Do Amore Diamonds
27-652EF0865 · Oct 31
$3,118 AUD
$2,190 USD
View
19 more retailers have this diamond
Prices start from $325 AUDSave up to $2,793 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
1.30ct Radiant
$325 AUD