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Radiant|Lab Grown|IGI

1.20ct E FL Radiant Lab Grown Diamond

EX • E/FL • IGI LG768629572

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

Certificate IGI LG768629572

Diamond specifications and retailer prices

From $583 AUD
HK$3,200 HKD
As of October 30, 2026
Save $2,520 AUD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,103 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.2ct lab-grown radiant diamond

This 1.2ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG768629572 or 768629572. Listed at 12 retailers as of October 30, 2026, with prices from $583 to $3,103, a $2,520 spread on the same certified stone. Brilliant Earth lists it at $3,103. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.9°
Pavilion angle33.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG768629572
Dimensions7.42 × 5.35 × 3.46 mm
L/W Ratio1.39
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
7.42 mm5.35 mm1.20 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG768629572
Side View
Table 66.0%Crown 43.9°Girdle: Slightly ThickPavilion 33.1°Culet: NoneDepth 64.7%

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 30
Current: $3,103 AUD|Low: $391 AUD|High: $3,730 AUD|Avg: $1,404 AUD|-16.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 5$391 AUD
Retailer 9$583 AUD
Retailer 3$712 AUD
Retailer 8$827 AUD
Retailer 10$857 AUD
Retailer 7$865 AUD
Retailer 2$887 AUD
Retailer 12$1,120 AUD
Retailer 11$1,127 AUD
Retailer 13$1,688 AUD
Retailer 4$1,891 AUD
Retailer 6$2,027 AUD
Brilliant Earth$3,103 AUD

41 data points across 13 retailers

12 retailers$583 AUD to $3,103 AUD

A
Cheapest Retailer
-
$583 AUD
HK$3,200 HKD
A
Retailer 2
-
$712 AUD
$500 USD
View
Retailer 3
-
$827 AUD
€553 EUR
View
Price last confirmed 7 days ago
A
Retailer 4
-
$857 AUD
$602 USD
View
A
Retailer 5
-
$865 AUD
ZAR 9,812 ZAR
View
A
Retailer 6
-
$887 AUD
£490 GBP
View
B+
Retailer 7
-
$1,120 AUD
$787 USD
View
B+
Retailer 8
-
$1,127 AUD
$792 USD
View
B+
Retailer 9
-
$1,688 AUD
$1,186 USD
View
B+
Retailer 10
-
$1,891 AUD
$1,328 USD
View
B
Retailer 11
-
$2,027 AUD
£1,121 GBP
View
Most Expensive
B
Brilliant Earth
18781785A · Oct 30
$3,103 AUD
$2,180 USD
View
11 more retailers have this diamond
Prices start from $583 AUDSave up to $2,520 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
1.20ct Radiant
$583 AUD