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 $228 USD
As of October 30, 2026
Save $1,962 USD (90%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,190 USD at Do Amore Diamonds · As of October 29, 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 29, 2026, with prices from $228 to $2,190, a $1,962 spread on the same certified stone. Do Amore Diamonds lists it at $2,190. 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
Color
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: $2,190 USD|Low: $181 USD|High: $2,190 USD|Avg: $945 USD
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 3$255 USD
Retailer 12$479 USD
Retailer 14$527 USD
Retailer 7$536 USD
Retailer 2$594 USD
Retailer 4$694 USD
Retailer 8$760 USD
Retailer 11$912 USD
Retailer 5$1,174 USD
Retailer 13$1,209 USD
Retailer 10$1,257 USD
Retailer 6$1,282 USD
Retailer 9$1,670 USD
Do Amore Diamonds$2,190 USD

42 data points across 14 retailers

20 retailers$228 USD to $2,190 USD

A
Cheapest Retailer
-
$228 USD
A
Retailer 2
-
$255 USD
View
Final sale: no returns
A
Retailer 3
-
$265 USD
View
A
Retailer 4
-
$283 USD
View
A
Retailer 5
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$283 USD
View
A
Retailer 6
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$422 USD
HK$3,300 HKD
View
A
Retailer 7
-
$479 USD
View
A
Retailer 8
-
$527 USD
View
A
Retailer 9
-
$536 USD
ZAR 8,663 ZAR
View
A
Retailer 10
-
$594 USD
£468 GBP
View
A
Retailer 11
-
$694 USD
View
A
Retailer 12
-
$760 USD
A$1,169 AUD
View
B+
Retailer 13
-
$912 USD
View
B+
Retailer 14
-
$1,003 USD
View
B+
Retailer 15
-
$1,174 USD
View
B+
Retailer 16
-
$1,209 USD
SGD 1,634 SGD
View
B+
Retailer 17
-
$1,257 USD
£990 GBP
View
B
Retailer 18
-
$1,282 USD
View
Retailer 19
-
$1,670 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-652EF0865 · Oct 29
$2,190 USD
View
19 more retailers have this diamond
Prices start from $228 USDSave up to $1,962 USD

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
$228 USD