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Radiant|Lab Grown|IGI

1.35ct E FL Radiant Lab Grown Diamond

ID • E/FL • IGI LG825667156

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

Certificate IGI LG825667156

Diamond specifications and retailer prices

From $480 AUD
$337 USD
As of October 30, 2026
Save $2,980 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,901 AUD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.35ct lab-grown radiant diamond

This 1.35ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825667156 or 825667156. Listed at 18 retailers as of October 30, 2026, with a 621% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.35
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825667156
Dimensions7.48 × 5.60 × 3.85 mm
L/W Ratio1.34
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
7.48 mm5.60 mm1.35 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825667156
Side View
Table 65.0%Crown 42.1°Girdle: Slightly ThickPavilion 36.9°Culet: NoneDepth 68.8%

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: $3,901 AUD|Low: $480 AUD|High: $4,328 AUD|Avg: $1,655 AUD|-1.6%
Rare Carat
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
October 30, 2026
Retailer 3$480 AUD
Retailer 14$726 AUD
Retailer 11$829 AUD
Retailer 8$866 AUD
Retailer 7$888 AUD
Retailer 4$933 AUD
Retailer 13$1,375 AUD
Retailer 10$1,547 AUD
Retailer 5$1,565 AUD
Retailer 12$1,690 AUD
Retailer 6$1,846 AUD
Retailer 9$2,021 AUD
Retailer 2$3,459 AUD
Rare Carat$3,901 AUD

27 data points across 14 retailers

18 retailers$480 AUD to $3,459 AUD

A
Cheapest Retailer
-
$480 AUD
$337 USD
Final sale: no returns
Retailer 2
-
$534 AUD
$375 USD
View
Price last confirmed 28 days ago
Retailer 3
-
$624 AUD
$438 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$690 AUD
$485 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$726 AUD
$510 USD
View
A
Retailer 6
-
$829 AUD
$582 USD
View
A
Retailer 7
-
$866 AUD
ZAR 9,822 ZAR
View
A
Retailer 8
-
$888 AUD
£491 GBP
View
A
Retailer 9
-
$933 AUD
€624 EUR
View
Price last confirmed 7 days ago
B+
Retailer 10
-
$1,375 AUD
$966 USD
View
B+
Retailer 11
-
$1,547 AUD
$1,087 USD
View
B+
Retailer 12
-
$1,565 AUD
$1,099 USD
View
B+
Retailer 13
-
$1,690 AUD
$1,187 USD
View
B+
Retailer 14
-
$1,846 AUD
SGD 1,752 SGD
View
B+
Retailer 15
-
$2,021 AUD
£1,118 GBP
View
Retailer 16
-
$2,218 AUD
$1,558 USD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$3,459 AUD
$2,430 USD
View
Most Expensive
Rare Carat
GL-163959 · Oct 18
$3,901 AUD
$2,740 USD
View
Price last confirmed 12 days ago
17 more retailers have this diamond
Prices start from $480 AUDSave up to $2,980 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
1.35ct Radiant
$480 AUD