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Radiant|Lab Grown|IGI

1.33ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG743550527

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

Certificate IGI LG743550527

Diamond specifications and retailer prices

From $326 AUD
As of November 4, 2026
Save $2,803 AUD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,128 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.33ct lab-grown radiant diamond

This 1.33ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG743550527 or 743550527. Listed at 19 retailers as of November 4, 2026, with prices from $326 to $3,128, a $2,803 spread on the same certified stone. Do Amore Diamonds lists it at $3,128. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.5°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743550527
Dimensions8.06 × 5.60 × 3.49 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
8.06 mm5.60 mm1.33 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743550527
Side View
Table 64.0%Crown 39.5°Girdle: MediumPavilion 34.4°Culet: NoneDepth 62.3%

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 4
Current: $3,128 AUD|Low: $326 AUD|High: $4,143 AUD|Avg: $1,411 AUD|-6.8%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
November 6, 2026
Retailer 18$326 AUD
Retailer 7$364 AUD
Retailer 3$404 AUD
Retailer 9$689 AUD
Retailer 14$770 AUD
Retailer 2$841 AUD
Retailer 5$861 AUD
Retailer 6$1,010 AUD
Retailer 12$1,093 AUD
Retailer 13$1,111 AUD
Retailer 4$1,436 AUD
Retailer 8$1,678 AUD
Retailer 10$1,727 AUD
Retailer 11$1,784 AUD
Retailer 16$1,868 AUD
Retailer 17$2,486 AUD
Retailer 15$3,114 AUD
Do Amore Diamonds$3,128 AUD

38 data points across 18 retailers

19 retailers$326 AUD to $3,128 AUD

A
Cheapest Retailer
-
$326 AUD
A
Retailer 2
-
$364 AUD
View
Final sale: no returns
A
Retailer 3
-
$404 AUD
View
A
Retailer 4
-
$689 AUD
View
A
Retailer 5
-
$770 AUD
View
A
Retailer 6
-
$841 AUD
View
A
Retailer 7
-
$861 AUD
View
A
Retailer 8
-
$1,010 AUD
View
A
Retailer 9
-
$1,093 AUD
View
B+
Retailer 10
-
$1,111 AUD
View
B+
Retailer 11
-
$1,436 AUD
View
B+
Retailer 12
-
$1,678 AUD
View
B+
Retailer 13
-
$1,727 AUD
View
B+
Retailer 14
-
$1,784 AUD
View
B+
Retailer 15
-
$1,868 AUD
View
Retailer 16
-
$2,486 AUD
View
Price last confirmed 16 days ago
Retailer 17
-
$2,788 AUD
View
Price last confirmed 89 days ago
B
Retailer 18
-
$3,114 AUD
View
Most Expensive
B
Do Amore Diamonds
27-E2C638388 · Nov 4
$3,128 AUD
$2,190 USD
View
18 more retailers have this diamond
Prices start from $326 AUDSave up to $2,803 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
1.33ct Radiant
$326 AUD