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Radiant|Lab Grown|IGI

1.09ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG776609284

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

Certificate IGI LG776609284

Diamond specifications and retailer prices

From $262 AUD
$184 USD
As of November 2, 2026
Save $2,258 AUD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,520 AUD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown radiant diamond

This 1.09ct lab-grown radiant sits in the classic one-carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776609284 or 776609284. Listed at 19 retailers as of November 1, 2026, with prices from $262 to $2,520, a $2,258 spread on the same certified stone. Do Amore Diamonds lists it at $2,520. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776609284
Dimensions7.37 × 5.07 × 3.44 mm
L/W Ratio1.45
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
7.37 mm5.07 mm1.09 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776609284
Side View
Table 63.0%Crown 42.1°Girdle: MediumPavilion 35.7°Culet: NoneDepth 67.9%

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: Nov 2
Current: $2,520 AUD|Low: $262 AUD|High: $2,520 AUD|Avg: $927 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
November 2, 2026
Retailer 3$262 AUD
Retailer 8$293 AUD
Retailer 19$305 AUD
Retailer 4$326 AUD
Retailer 10$572 AUD
Retailer 12$620 AUD
Retailer 2$660 AUD
Retailer 7$708 AUD
Retailer 6$777 AUD
Retailer 15$878 AUD
Retailer 18$907 AUD
Retailer 5$1,155 AUD
Retailer 11$1,214 AUD
Retailer 16$1,344 AUD
Retailer 9$1,400 AUD
Retailer 14$1,689 AUD
Retailer 17$1,723 AUD
Retailer 13$2,007 AUD
Do Amore Diamonds$2,520 AUD

44 data points across 19 retailers

19 retailers$262 AUD to $2,520 AUD

A
Cheapest Retailer
-
$262 AUD
$184 USD
A
Retailer 2
-
$293 AUD
$206 USD
View
Final sale: no returns
A
Retailer 3
-
$305 AUD
$214 USD
View
A
Retailer 4
-
$326 AUD
$229 USD
View
A
Retailer 5
-
$572 AUD
$402 USD
View
A
Retailer 6
-
$620 AUD
ZAR 7,036 ZAR
View
A
Retailer 7
-
$660 AUD
£365 GBP
View
A
Retailer 8
-
$708 AUD
$497 USD
View
A
Retailer 9
-
$777 AUD
$546 USD
View
A
Retailer 10
-
$878 AUD
View
B+
Retailer 11
-
$907 AUD
$637 USD
View
B+
Retailer 12
-
$1,155 AUD
$811 USD
View
B+
Retailer 13
-
$1,214 AUD
SGD 1,152 SGD
View
Retailer 14
-
$1,344 AUD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
$1,400 AUD
$983 USD
View
B
Retailer 16
-
$1,689 AUD
£934 GBP
View
Retailer 17
-
$1,723 AUD
$1,210 USD
View
Price last confirmed 14 days ago
B
Retailer 18
-
$2,007 AUD
$1,410 USD
View
Most Expensive
B
Do Amore Diamonds
27-EDEAFE901 · Nov 1
$2,520 AUD
$1,770 USD
View
18 more retailers have this diamond
Prices start from $262 AUDSave up to $2,258 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
1.09ct Radiant
$262 AUD